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`` no man is an island. ” this saying is also true for organisms in an ecosystem . no organism exists in isolation . individual organisms live together in an ecosystem and depend on one another . in fact , they have many different types of interactions with each other , and many of these interactions are critical for t... | the interaction is seemingly neutral for one of the organisms . for example , a barnacle attached to a whale is able to travel thousands of miles collecting and filtering food from the moving water . the whale doesn ’ t seem to be affected by the little hitchhikers . | what is sour of fresh water ? |
`` no man is an island. ” this saying is also true for organisms in an ecosystem . no organism exists in isolation . individual organisms live together in an ecosystem and depend on one another . in fact , they have many different types of interactions with each other , and many of these interactions are critical for t... | this interaction is critical for our health and health of the entire planet ; without them we would be literally buried in dead stuff . crabs , insects , fungi and bacteria are examples of these important clean-up specialists . another category of interactions between organisms has to do with close , usually long-term ... | why is the ecological much more important then the plane ? |
`` no man is an island. ” this saying is also true for organisms in an ecosystem . no organism exists in isolation . individual organisms live together in an ecosystem and depend on one another . in fact , they have many different types of interactions with each other , and many of these interactions are critical for t... | individual organisms live together in an ecosystem and depend on one another . in fact , they have many different types of interactions with each other , and many of these interactions are critical for their survival . so what do these interactions look like in an ecosystem ? | could you please compare the different forms of interactions that occur between species in nature ? |
`` no man is an island. ” this saying is also true for organisms in an ecosystem . no organism exists in isolation . individual organisms live together in an ecosystem and depend on one another . in fact , they have many different types of interactions with each other , and many of these interactions are critical for t... | another category of interactions between organisms has to do with close , usually long-term interaction between different types of organisms . these interactions are called symbiosis . the impacts of symbiosis can be positive , negative , or neutral for the individuals involved . | what are the types of symbiosis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | such as the law of gravity ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | is there a way to both prove and disprove a hypothesis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | form a hypothesis , or testable explanation . make a prediction based on the hypothesis . test the prediction . iterate : use the results to make new hypotheses or predictions . | i thought a hypothesis was an `` if , then '' statement , and not a prediction ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for instance , we might investigate why the outlet is broken . if the hypothesis was not supported , we would come up with a new hypothesis . for instance , the next hypothesis might be that there 's a broken wire in the toaster . | in the case where a hypothesis is neither proved nor disapproved ( which as explained above would be common ) what do we consider it as- true or false ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | i mean is it like law- 'innocent till proved guilty ' kind of concept which is applied here too ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | if you ca n't really disapprove a hypothesis the why do teachers always say you need more evidence ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the coral reefs of her field sites are bleaching—turning white—might set out to understand why . how do biologists follow up on these observ... | why was the coral bleached white ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plus one feedback step : make an observation . ask a question . | were all scientific facts at one point theory ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | if scientific fact came from theory , should they still be considered theory ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | also , what makes a scientific fact a fact ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | then why is cell theory still confined to being a theory ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | the scientific method has five basic steps , plus one feedback step : make an observation . ask a question . form a hypothesis , or testable explanation . | my question is , is there a proper way to write a hypothesis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | test the predictions . to test the hypothesis , we need to make an observation or perform an experiment associated with the prediction . for instance , in this case , we would plug the toaster into a different outlet and see if it toasts . | what is the importance of iterating is the experiment has already been proven ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for example , our hypothesis in this case could be that the toast did n't toast because the electrical outlet is broken . this hypothesis is not necessarily the right explanation . instead , it 's a possible explanation that we can test to see if it is likely correct , or if we need to make a new hypothesis . | how many times do you have to do a hypothesis to get the right solution for your problem ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | who created the scientific method ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | this was an intresting topic but how does the parasite enter the frog does it eat its way through the skin or inject itself or what ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the coral reefs of her field sites are bleaching—turning white—might set out to understand why . how do biologists follow up on these observ... | what happens if the iterations differ from the first set of testing data ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | is a hypothesis and theory the same thing ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | can a hypothesis be undetermined ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | so , a hypothesis ca n't be proven nor disproven ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | however , they use the same core approach to find answers that are logical and supported by evidence . scientific method example : failure to toast let 's build some intuition for the scientific method by applying its steps to a practical problem from everyday life . 1 . | so we technically use the scientific everyday without us knowing ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | i do n't understand what is hypothesis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | if so , check out the next article ! controlled experiments : learn how controlled experiments are used for hypothesis testing and what the alternatives are if an experiment is n't possible . see an example on coral bleaching ! | then are the advances in string theory be considered science keeping in mind that the experiments are limited by technology of today ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | did people recognize that it was n't possible to disprove or prove a hypothesis beyond all reasonable doubt prior to hume 's positing of the problem of induction ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | a prediction is an outcome we 'd expect to see if the hypothesis is correct . in this case , we might predict that if the electrical outlet is broken , then plugging the toaster into a different outlet should fix the problem . 5 . | if it does n't toast and we question that the toaster has a broken wire , should n't we still test the outlet with a `` control '' devise to make sure that the outlet is working properly even if we find a problem with the toaster ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | can someone please explain me the difference between theory and law ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | how does pseudoscience relate to the scientific method ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | how can things be proven with out a doubt so that it can effectively be called pseudoscience ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plus one feedback step : make an observation . ask a question . | how do you know if there is more than one factor affecting what you 've observed ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | can you use the scientific method to prove that the scientific method provides you a strong foundation on questions ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | test the prediction . iterate : use the results to make new hypotheses or predictions . the scientific method is used in all sciences—including chemistry , physics , geology , and psychology . | what are some tips or tricks i can use when i 'm reading a text to identify a control group , independant variable , dependant variable , and experimental group/variable ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | why is salt water not a hypothesis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for instance , we might investigate why the outlet is broken . if the hypothesis was not supported , we would come up with a new hypothesis . for instance , the next hypothesis might be that there 's a broken wire in the toaster . | does a hypothesis or a theory for that matter become a fact once it is supported by the appropriate amount of evidence ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | ask a question . form a hypothesis , or testable explanation . make a prediction based on the hypothesis . | is it possible for us to give another testable explanation even after the first testable explanation has been proven to be correct ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | can i get a more effective ( or an alternative ) example for the logical and practical possibility of proving or disproving a hypothesis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | could a hypothesis be proven ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for example , our hypothesis in this case could be that the toast did n't toast because the electrical outlet is broken . this hypothesis is not necessarily the right explanation . instead , it 's a possible explanation that we can test to see if it is likely correct , or if we need to make a new hypothesis . | or is a hypothesis neither right nor wrong ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | does a hypothesis have to occur in scientific ways ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | if a result supports a hypothesis , then the iteration should be to refine and continue testing ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | why is venous hotter than mercury ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | ask a question . why did n't my bread get toasted ? 3 . | how can all hypothosises not be proven if , say , someone hears a sound and makes the hypothosis that the noise is a cat mewing , then they find the cat and it is making the sound they heard , woud n't that prove the hypothosis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | why ca n't a hypothesis be definitively dis-proven ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | for a scientific method , should n't we also add the list of our materials ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | also , is there a certain number of days , weeks , months or years that the scientific method lasts ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | can you tell me what hypothesis is ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | in a control group all the conditions are provided or in an experimental group all the conditions are provided ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | what will be the exp group and what will be thecontrol group ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | ask a question . form a hypothesis , or testable explanation . make a prediction based on the hypothesis . | what happens once you run out of hypotheses and still have no reasonable explanation for something ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for example , our hypothesis in this case could be that the toast did n't toast because the electrical outlet is broken . this hypothesis is not necessarily the right explanation . instead , it 's a possible explanation that we can test to see if it is likely correct , or if we need to make a new hypothesis . | if your test is right , does that mean that the hypothesis is always right ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | the results of a test may either support or contradict—oppose—a hypothesis . results that support a hypothesis ca n't conclusively prove that it 's correct , but they do mean it 's likely to be correct . on the other hand , if results contradict a hypothesis , that hypothesis is probably not correct . | so , if we ca n't actually prove or disprove a hypothesis , where do we stand on facts ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for instance , we might investigate why the outlet is broken . if the hypothesis was not supported , we would come up with a new hypothesis . for instance , the next hypothesis might be that there 's a broken wire in the toaster . | what we call fact is a very-well supported hypothesis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | the result of one go-round becomes feedback that improves the next round of question asking . how is the scientific method used by biologists ? this article uses a practical example to show how the scientific method works . | is the scientific method used only by biologists or even other scientists ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | are there any other techniques -beside the scientific method- employed by scholars and academics to derive scientific laws ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | is there a specific format that you can use to write a hypothesis ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | should n't that side bubble be reiterate , and propose a new hypothesis be for if the car does not jump-start ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | why does a spider have oily legs and yet can crawl up glass and plastic ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . | how/why does co2 acidify seawater ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for example , our hypothesis in this case could be that the toast did n't toast because the electrical outlet is broken . this hypothesis is not necessarily the right explanation . instead , it 's a possible explanation that we can test to see if it is likely correct , or if we need to make a new hypothesis . | logically you can neither prove nor disprove a hypothesis right > ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | if your hypothesis ends up wrong do you have to re-do the entire experiment ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | what makes for good scientific data ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | 3 . propose a hypothesis . a hypothesis is a potential answer to the question , one that can somehow be tested . | any hypothesis which is tested for the purpose of rejection under the assumption that it is true is called ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | how can you follow up on your own observations of the natural world ? in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called th... | how many cells does are body have ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | the result of one go-round becomes feedback that improves the next round of question asking . how is the scientific method used by biologists ? this article uses a practical example to show how the scientific method works . | can the scientific method be used in sports or cooking or is it only for science ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | if so , check out the next article ! controlled experiments : learn how controlled experiments are used for hypothesis testing and what the alternatives are if an experiment is n't possible . see an example on coral bleaching ! | what are the independent variables , dependent variables , and controlled variables of jump starting a car ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | in this article , we ’ ll walk through the scientific method , a logical problem-solving approach used by biologists and many other scientists . the scientific method at the core of biology and other sciences lies a problem-solving approach called the scientific method . the scientific method has five basic steps , plu... | how can a scientific method benefit you if there 's no solution ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | however , your bread does not toast . 2 . ask a question . | can frogs have an extra 2 legs ? |
introduction a biology investigation usually starts with an observation—that is , something that catches the biologist ’ s attention . for instance , a cancer biologist might notice that a certain kind of cancer ca n't be treated with chemotherapy and wonder why this is the case . a marine ecologist , seeing that the c... | for instance , we might investigate why the outlet is broken . if the hypothesis was not supported , we would come up with a new hypothesis . for instance , the next hypothesis might be that there 's a broken wire in the toaster . | how do you test new hypothesis with a new controlled experiment ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | if tryptophan is available in the environment , e. coli will take it up and use it to build proteins . however , e. coli can also make their own tryptophan using enzymes that are encoded by five genes . these five genes are located next to each other in what is called the trp operon . | what would be the easiest way to make large amounts of tryptophan , using a strain of e-coli ( through genetic engineering ) ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | tryptophan biosynthesis is also regulated by attenuation ( a mechanism based on coupling of transcription and translation ) . what is the trp operon ? bacteria such as escherichia coli ( a friendly inhabitant of our gut ) need amino acids to survive—because , like us , they need to build proteins . | what is the product of trp operon ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | tryptophan biosynthesis is also regulated by attenuation ( a mechanism based on coupling of transcription and translation ) . what is the trp operon ? bacteria such as escherichia coli ( a friendly inhabitant of our gut ) need amino acids to survive—because , like us , they need to build proteins . | what does the tryptophan actually do when produced by the trp operon ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | it senses whether tryptophan is already present at high levels , and if so , it switches the operon to the `` off '' position , preventing unnecessary biosynthetic enzymes from being made . more trp operon regulation : attenuation depending on the class you 're taking , or on your own interests , you may also have hear... | would the regulation of the trp operon function properly in yeast as well ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . | does bacteria that 's introduced into the human gut produce its own tryptophan ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | if tryptophan is present in the environment , then e. coli bacteria do n't need to synthesize it , so transcription of the genes in the trp operon is switched `` off . '' when tryptophan availability is low , on the other hand , the operon is switched `` on , '' the genes are transcribed , biosynthetic enzymes are made... | if so how does the tryptophan get into the blood produced by bacteria ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | when tryptophan availability is low , on the other hand , the operon is switched `` on , '' the genes are transcribed , biosynthetic enzymes are made , and more tryptophan is produced . structure of the trp operon the trp operon includes five genes that encode enzymes needed for tryptophan biosynthesis , along with a p... | if one of the genes coded its enzyme incorrectly in the trp operator , what would happen ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | if tryptophan is present in the environment , then e. coli bacteria do n't need to synthesize it , so transcription of the genes in the trp operon is switched `` off . '' when tryptophan availability is low , on the other hand , the operon is switched `` on , '' the genes are transcribed , biosynthetic enzymes are made... | would tryptophan not be produced , or would it just be that nothing happens ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | the trp operon is regulated by the trp repressor . when bound to tryptophan , the trp repressor blocks expression of the operon . tryptophan biosynthesis is also regulated by attenuation ( a mechanism based on coupling of transcription and translation ) . | what happen to the regulation of the tryptophan biosynthetic enzymes in cells that express a mutant form of the tryptophan repressor that binds to dna even when no tryptophan is bound to it ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . | in the presence of the amino acid in a bacterium , are the operon genes expressed ? |
key points : the trp operon , found in e. coli bacteria , is a group of genes that encode biosynthetic enzymes for the amino acid tryptophan . the trp operon is expressed ( turned `` on '' ) when tryptophan levels are low and repressed ( turned `` off '' ) when they are hight . the trp operon is regulated by the trp re... | it senses whether tryptophan is already present at high levels , and if so , it switches the operon to the `` off '' position , preventing unnecessary biosynthetic enzymes from being made . more trp operon regulation : attenuation depending on the class you 're taking , or on your own interests , you may also have hear... | with gene regulation in the cell and the function of the trp operon , how would this process would be affected if there was a mutation in the operator region so that the operator could not carry out its function ? |
kings in stone in 1839 , american lawyer and amateur archaeologist john lloyd stephens and english artist frederick catherwood were the first outsiders to venture into the rainforests of central america . they brought back their romanticized accounts and drawings of the remains of ancient maya civilization to an eager ... | although we know far more about ancient maya stelae than catherwood and stephens ever imagined possible , the haze of mystery and intrigue through which they viewed these monuments has hardly evaporated . essay by dr. catherine e. burdick additional resources : lords of creation : the origins of sacred maya kingship ( ... | when did art start and who made art ? |
kings in stone in 1839 , american lawyer and amateur archaeologist john lloyd stephens and english artist frederick catherwood were the first outsiders to venture into the rainforests of central america . they brought back their romanticized accounts and drawings of the remains of ancient maya civilization to an eager ... | stelae offer us little information regarding how they were received by the public , and we can only guess as to how effectively they impacted the common person . although we know far more about ancient maya stelae than catherwood and stephens ever imagined possible , the haze of mystery and intrigue through which they ... | when was the maya stela built ? |
in the table below , $ a $ , $ b $ , and $ c $ are matrices of equal dimensions . property | example - | - commutative property of addition | $ { a } + { b } = { b } + { a } $ associative property of addition | $ { a } + ( { b } + { c } ) = ( { a } + { b } ) + { c } $ additive identity property | for any matrix $ a $ ,... | in the table below , $ a $ , $ b $ , and $ c $ are matrices of equal dimensions . property | example - | - commutative property of addition | $ { a } + { b } = { b } + { a } $ associative property of addition | $ { a } + ( { b } + { c } ) = ( { a } + { b } ) + { c } $ additive identity property | for any matrix $ a $ ,... | is n't b + o equal to b ? |
in the table below , $ a $ , $ b $ , and $ c $ are matrices of equal dimensions . property | example - | - commutative property of addition | $ { a } + { b } = { b } + { a } $ associative property of addition | $ { a } + ( { b } + { c } ) = ( { a } + { b } ) + { c } $ additive identity property | for any matrix $ a $ ,... | $ \begin { align } a+ ( -a ) & amp ; =\left [ \begin { array } { rr } { -2 } & amp ; 8 \ -3 & amp ; 1 \end { array } \right ] +\left [ \begin { array } { rr } { 2 } & amp ; -8 \ 3 & amp ; -1 \end { array } \right ] \\ & amp ; =\left [ \begin { array } { rr } { -2+2 } & amp ; 8+ ( -8 ) \ -3+3 & amp ; 1+ ( -1 ) \end { ar... | can matrices also follow de morgans law ? |
in the table below , $ a $ , $ b $ , and $ c $ are matrices of equal dimensions . property | example - | - commutative property of addition | $ { a } + { b } = { b } + { a } $ associative property of addition | $ { a } + ( { b } + { c } ) = ( { a } + { b } ) + { c } $ additive identity property | for any matrix $ a $ ,... | $ \left [ \begin { array } { rr } { 3 } & amp ; -1 \ 7 & amp ; 9 \end { array } \right ] +\left [ \begin { array } { rr } { 0 } & amp ; 0 \ 0 & amp ; 0 \end { array } \right ] =\left [ \begin { array } { rr } { 3 } & amp ; -1 \ 7 & amp ; 9 \end { array } \right ] $ $ \left [ \begin { array } { rr } { 0 } & amp ; 0 & am... | what is the use of a zero matrix ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | the term pharaoh , which originally referred to the king 's palace , became a form of address for the king himself during this period , further emphasizing the idea of divine kingship . religiously , the pharaohs associated themselves with the god amun-ra , while still recognizing other deities . in the mid-1300s bce ,... | do we have any information as to why akhenaten thought only one god should be worshiped ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | egyptian rulers used the idea of divine kingship and constructed monumental architecture to demonstrate and maintain power . ancient egyptians developed wide-reaching trade networks along the nile , in the red sea , and in the near east . early egypt much of the history of egypt is divided into three “ kingdom ” period... | so what actually was the religion for ancient egyptians ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | old kingdom egypt : 2686-2181 bce during the old kingdom period , egypt was largely unified as a single state ; it gained in complexity and achievement and expanded militarily . old kingdom rulers built the first pyramids , which were both tombs and monuments for the kings who had them built . building monumental archi... | do we know how the ancient egyptians built their pyramids ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | building monumental architecture , such as the great pyramid and the sphinx in giza , and temples for different gods required a centralized government that could command vast resources . the builders of the pyramids were not enslaved people but peasants , working on the pyramids during the farming off-season . these pe... | in what evidence or sources do this article rely when states that slave labor was n't used the construction of the pyramids ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | food supplies had political effects , as well , and periods of drought probably contributed to the decline of egyptian political unity at the ends of both the old and middle kingdoms . although we do not know the specific dates and events , most scholars who study this period believe that sometime around the year 3100 ... | and if so , how do we know that there were grave robbers or mummies there ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | building monumental architecture , such as the great pyramid and the sphinx in giza , and temples for different gods required a centralized government that could command vast resources . the builders of the pyramids were not enslaved people but peasants , working on the pyramids during the farming off-season . these pe... | are there any other good explanations for why the pyramids are there ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | for example , in the mythology that developed around unification , narmer was portrayed as horus , a god of lower egypt , where narmer originally ruled . he conquered set , a god of upper egypt . this mythologized version of actual political events added legitimacy to the king ’ s rule . | were there any other rivers that supplied water to egypt ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | what do you think ? why was the nile river essential to egyptian civilization ? how might a writing system like hieroglyphics have helped rulers gain and maintain political power ? | is it true that most civilization are still near the nile river ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | egyptian rulers used the idea of divine kingship and constructed monumental architecture to demonstrate and maintain power . ancient egyptians developed wide-reaching trade networks along the nile , in the red sea , and in the near east . early egypt much of the history of egypt is divided into three “ kingdom ” period... | is there any other mention of the hyksos in ancient middle east history ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | how did rulers use religion to support their positions ? why do you think egypt was invaded so frequently throughout its history ? | what made egypt such an attractive area for rival empires through history ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | egyptians also began to build ships , constructed of wooden planks tied together with rope and stuffed with reeds , to trade goods such as ebony , incense , gold , copper , and lebanese cedar—which was particularly important for construction projects—along maritime routes . middle kingdom : 2000-1700 bce the middle kin... | how many kings did egypt have ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | only the wealthy and important could afford and be considered as deserving of such elaborate burials . old kingdom egypt : 2686-2181 bce during the old kingdom period , egypt was largely unified as a single state ; it gained in complexity and achievement and expanded militarily . old kingdom rulers built the first pyra... | if king tut 's dad tried to get rid of the old kingdom gods then why could n't he make himself the god ? |
overview egyptian civilization developed along the nile river in large part because the river ’ s annual flooding ensured reliable , rich soil for growing crops . the egyptians kept written records using a writing system known as hieroglyphics . some writing was preserved on stone or clay , and some was preserved on pa... | new kingdom : 1550-1077 bce around 1550 bce , the new kingdom period of egyptian history began with the expulsion of the hyksos from egypt and restored centralized political control . this period was egypt 's most prosperous time and marked the peak of its power . also in this period , hatshepsut , egypt ’ s most famou... | the nile was the center of all the wealth and plantation in egypt , was n't it ? |
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