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The estrous cycle is the period from one ovulation to the next and averages 21 to 23 days in length.
Ovulation occurs before the endometrium thickens in estrous cycles.
neutral
The final Graafian follicle at day 20 leads to ovulation on day 1 of the subsequent estrous cycle.
Ovulation occurs before the endometrium thickens in estrous cycles.
neutral
The limited period of heat or sexual receptivity that occurs around ovulation in female mammals having estrous cycles.
Ovulation occurs before the endometrium thickens in estrous cycles.
neutral
The ovulation date can be as early as day 7 and as late as day 27 of the estrous cycle, emphasizing the importance of the blood test.
Ovulation occurs before the endometrium thickens in estrous cycles.
neutral
The start of the estrous cycle is considered to be when ovulation of an egg occurs from the ovary.
Ovulation occurs before the endometrium thickens in estrous cycles.
neutral
To pick breeding values a producer should use the average ovulation rate form severa l estrous cycles.
Ovulation occurs before the endometrium thickens in estrous cycles.
neutral
of a breeding male, ovulation was observed in six of seven estrous cycles.
Ovulation occurs before the endometrium thickens in estrous cycles.
neutral
Aerobic respiration occurs at a faster rate than anaerobic respiration because bacteria are able to metabolize more quickly in the presence of oxygen and heat.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
neutral
Anaerobic bacteria cannot grow when oxygen is present.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
neutral
Facultative anaerobes utilize oxygen and aerobic respiration whenever possible.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
neutral
Flavoproteins in anaerobic respirers can generate oxygen radicals.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
neutral
In conditions where no free oxygen is present, anaerobic respiration takes place.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
entails
That is, they cannot obtain energy through respiration with oxygen, but can grow in the presence of air.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
neutral
What are the implications of the low yields of energy obtained from anaerobic respiration in regard to rates and standing populations of microorganisms.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
neutral
Without oxygen the respiration does not release all the energy and is called anaerobic respiration.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
entails
others (anaerobic bacteria) cannot grow in the presence of free oxygen but obtain oxygen from compounds.
Anaerobic respiration occurs if oxygen cannot be obtained at a sufficient rate.
neutral
An antioxidant is a substance that reduces or prevents oxidation, a chemical reaction in which oxygen reacts with another substance.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
Basically it amounts to an inflammatory reaction to substances not normally reacted to.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
Combustion synthesis reaction between Zr metal and oxygen as a mean to prepare stabilized.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
Free radicals are formed during a chain reaction usually when oxygen reacts with certain substances in the body.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
Fuel NOx is formed by the reaction of nitrogen in the fuel with oxygen in the combustion air.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
In the reaction chamber the exhaust gas reacts with the available oxygen.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
One of the ingredients in EMP reacts with the products of combustion and drives the combustion reactions to completion.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
Oxidation is a reaction in which oxygen combines with another substance.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
Oxidizer-- Is a substance that gives up oxygen easily to stimulate combustion of organic material.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
Reactions with oxygen are sometimes referred to as combustion reactions.
Combustion reaction occurs when a substance reacts quickly with oxygen.
entails
oxidizer A chemical that readily yields oxygen or that vigorously promotes oxidation reactions or combustion.
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
react, test A substance is tested for a reaction with another substance;
Combustion reaction occurs when a substance reacts quickly with oxygen.
neutral
B Radioactive materials spontaneously emit alpha, beta, gamma, or neutron particles from the nucleus of the unstable atoms making up the material.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Beta Decay It often happens that unstable nuclei emit high-speed electrons called beta particles.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
entails
Beta Particles Beta particles are emitted from the nucleus of a radioactive atom with a wide range of energies up to some maximum value.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Beta decay (beta negative decay) occurs when a beta (negative) particle is released from the nucleus ( i.e. , electron).
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
entails
Beta particles are emitted from the nucleus of certain radioactive atoms.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Beta-particles are emitted in a spectrum of energies;
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Both alpha and beta particles are emitted from unstable isotopes.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Entropy Nuclear Energy Radioisotopes that decay by emitting nuclear particles (alpha, gamma, and beta particles) into other nuclei are called unstable isotopes.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Examples are particles (alpha, beta, and neutrons) and photons (gamma) which are emitted from the nucleus of an unstable (i.e., radioactive) atom during radioactive decay.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Gamma radiation is often emitted from a nucleus at the same time as an alpha or beta particle allowing the nucleus to adjust its energy to a lower, more stable level.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
However, when a beta particle is emitted, the energy is divided between the beta and a neutrino.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Radon contamination 222Rn emits alpha and beta particles, the latter with a decay energy of 5.587 meV.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
The number of scintillations emitted is proportional to the energy of the beta particle.
Beta decay occurs when an unstable nucleus emits a beta particle and energy.
neutral
Evolution can act only on traits that are passed genetically from one generation to the next.
Evolution occurs when organisms acquire and pass on new traits from one generation to the next generation.
entails
Evolution is a percentage change in the heritable traits in a population over one or more generations.
Evolution occurs when organisms acquire and pass on new traits from one generation to the next generation.
entails
Evolution is the change in heritable traits of biological organisms over successive generations due to natural selection and other mechanisms.
Evolution occurs when organisms acquire and pass on new traits from one generation to the next generation.
entails
In evolution, having traits that help one survive is very important, but it is only important so that one can reproduce and pass those traits to the next generation.
Evolution occurs when organisms acquire and pass on new traits from one generation to the next generation.
entails
genetic or organic evolution) is the change in the inherited traits of a population of organisms through successive generations.
Evolution occurs when organisms acquire and pass on new traits from one generation to the next generation.
entails
70 And after this time, fora period of time, each day shall bring snow OR drought OR great winds OR terrible rains, each without their seasons;
Droughts occurs when there is little to no rain in a period of time.
neutral
A drought is a long period of time when there is little to no rain in our environment.
Droughts occurs when there is little to no rain in a period of time.
entails
A drought is a period of time when a region has much less rain than usual.
Droughts occurs when there is little to no rain in a period of time.
entails
And during periods of drought, the dragon blesses the people with much-needed rain.
Droughts occurs when there is little to no rain in a period of time.
neutral
At that time there was a great drought, and Shan-wu-wei was ordered to conduct prayers for rain.
Droughts occurs when there is little to no rain in a period of time.
neutral
Despite the rain, Gordon did little to relieve an ongoing drought in Georgia.
Droughts occurs when there is little to no rain in a period of time.
neutral
Drought Prolonged period with little or no rainfall.
Droughts occurs when there is little to no rain in a period of time.
entails
Drought can be defined as an unusually long period without rain.
Droughts occurs when there is little to no rain in a period of time.
entails
Drought is a continuous period of dry weather due to lack of rain.
Droughts occurs when there is little to no rain in a period of time.
entails
Drought means there has been no rain for along time.
Droughts occurs when there is little to no rain in a period of time.
entails
Drought, rain, drought, rain.
Droughts occurs when there is little to no rain in a period of time.
neutral
Droughts are a long time with no rain.
Droughts occurs when there is little to no rain in a period of time.
entails
Droughts occur in areas where there has been little or no rain for a long period of time.
Droughts occurs when there is little to no rain in a period of time.
entails
If there is drought they whip the Yin Stone, and in due time it rains.
Droughts occurs when there is little to no rain in a period of time.
neutral
It is virtually drought-proof and has no critical period when it must receive rain.
Droughts occurs when there is little to no rain in a period of time.
neutral
Since the Raso lark is confined to a small islands-Cape Verde Islands, during times of drought and little rain, they survive by gathering and eating subterranean bulbs of the nutsedges.
Droughts occurs when there is little to no rain in a period of time.
neutral
The expected rain and the thawing snow will do little however to compensate for the long period of drought that hit Romania last year.
Droughts occurs when there is little to no rain in a period of time.
neutral
The veld is adapted to extreme drought and can survive with little rain.
Droughts occurs when there is little to no rain in a period of time.
neutral
They are not used within five days following a rain during a drought period.
Droughts occurs when there is little to no rain in a period of time.
neutral
Time planting to avoid drought period.
Droughts occurs when there is little to no rain in a period of time.
neutral
Even though the field appears to have plenty of moisture, the plants wilt because insufficient water is absorbed by the roots to replace that lost from transpiration.
Wilting occurs when water lost by transpiration is not replaced by absorbtion from room.
entails
The plants growing in such a habitat do not face the problems of water loss due to transpiration, wilting and drought, They are known as hydrophytes.
Wilting occurs when water lost by transpiration is not replaced by absorbtion from room.
neutral
Very small produce loses water more rapidly leading to wilting in storage.
Wilting occurs when water lost by transpiration is not replaced by absorbtion from room.
neutral
Wilting was a clear consequence of loss of turgor of leaf cells, and was not apparently ascribable either to a reduction in water uptake and transport or to an increased transpiration.
Wilting occurs when water lost by transpiration is not replaced by absorbtion from room.
neutral
EVAPORATION (1) Process by which water on the earth's surface returns to the atmosphere as vapor.
Evaporation occurs when water on the surface changes to water vapor.
entails
Evaporation Evaporation is the process whereby liquid water is converted to water vapour (vaporization) and removed from the evaporating surface (vapour removal).
Evaporation occurs when water on the surface changes to water vapor.
entails
Evaporation The process of liquid water becoming water vapor, including vaporization from water surfaces, land surfaces, and snow fields, but not from leaf surfaces.
Evaporation occurs when water on the surface changes to water vapor.
entails
Evaporation is the process by which water changes from a liquid to a gas or vapor.
Evaporation occurs when water on the surface changes to water vapor.
entails
Evaporation occurs when water on the surface changes to water vapor.
Evaporation occurs when water on the surface changes to water vapor.
entails
That water is found in glaciers, ground water, snowfields, ice caps, rain, evaporation, water vapor and surface fresh water.
Evaporation occurs when water on the surface changes to water vapor.
neutral
evaporation ---process by which water is changed from a liquid into a vapor.
Evaporation occurs when water on the surface changes to water vapor.
entails
evaporation the movement of gaseous water (water vapor) from the Earth's surface to the atmosphere;
Evaporation occurs when water on the surface changes to water vapor.
entails
evaporation--the process of liquid water becoming water vapor, including vaporization from water surfaces, land surfaces, and snow fields, but not from leaf surfaces.
Evaporation occurs when water on the surface changes to water vapor.
entails
Deposition When running water slows down or comes to a stop, the load that it is carrying is dropped (deposited) on the bottom.
Deposition occurs where the water motion slows.
entails
Deposition occurs where waves and other ocean motions slow.
Deposition occurs where the water motion slows.
entails
deposition occurs where the water slows down.
Deposition occurs where the water motion slows.
entails
The bile salt component of bile (the liver produces about 0.6 grams per day of this) aids in digestion by emulsifying dietary fats.
The liver packages nutrients absorbed by the digestive system; produces plasma proteins, clotting factors, and bile; and disposes of worn-out cell components and waste products.
neutral
The cardiovascular system transports FROM cells and tissues waste products , immune cells , antibodies , and clotting proteins , hormones from endocrine cells, and stored nutrients from liver and adipose tissue (fat).
The liver packages nutrients absorbed by the digestive system; produces plasma proteins, clotting factors, and bile; and disposes of worn-out cell components and waste products.
neutral
The liver also synthesises vitamins, produces bile and blood-clotting factors, and removes damaged red cells and toxins such as alcohol from the blood.
The liver packages nutrients absorbed by the digestive system; produces plasma proteins, clotting factors, and bile; and disposes of worn-out cell components and waste products.
entails
Just take a look at mitochondria, the organelle inside cells that serve as power plants to generate energy.
The mitochondria organelles are known as the "power plants" of the cell.
entails
Mitochondria these organelles are the power plants that convert the food we eat into the energy that drives our cells.
The mitochondria organelles are known as the "power plants" of the cell.
entails
We are also studying organelles known as mitochondria, which are the power plants of mammalian cells.
The mitochondria organelles are known as the "power plants" of the cell.
entails
Phototrophs (green plants and algae), a type of autotroph, convert physical energy from sunlight into chemical energy in the form of reduced carbon.
Phototrophs capture light energy and convert it to chemical energy inside its cell.
entails
Phototrophs Phototrophs take light from the sun and convert it directly into biochemical energy and reducing power.
Phototrophs capture light energy and convert it to chemical energy inside its cell.
entails
5.2 Energy flows through ecosystems in one direction from photosynthetic organisms to herbivores to carnivores and decomposers.
A(n) carnivore is at the top of the energy pyramid.
neutral
Be able to trace energy flows through ecosystems in one direction, from photosynthetic organisms to herbivores to carnivores and decomposers.
A(n) carnivore is at the top of the energy pyramid.
neutral
Carnivores eat herbivores, forming the peak of the pyramid and containing the least amount of energy.
A(n) carnivore is at the top of the energy pyramid.
entails
Carnivores get their energy
A(n) carnivore is at the top of the energy pyramid.
neutral
Describe the roles of primary producers, herbivores, carnivores, decomposers, parasites, and mutualistic organisms in the energy flow and nutrient cycling of an ecosystem.
A(n) carnivore is at the top of the energy pyramid.
neutral
Describe the roles of primary producers, herbivores, carnivores, decomposers, parasites, and symbiotic organisms in the energy flow and nutrient cycling of an ecosystem.
A(n) carnivore is at the top of the energy pyramid.
neutral
Energy flows through ecosystems in one direction, from photosynthetic organisms to herbivores to carnivores to decomposers.
A(n) carnivore is at the top of the energy pyramid.
neutral
Observing, Organizing, Comparing Organizing Use references to develop a food pyramid for a carnivore and an omnivore, relating the ultimate energy source to the sun.
A(n) carnivore is at the top of the energy pyramid.
neutral
Tertiary consumers or secondary carnivores are animals that receive their organic energy by consuming primary carnivores.
A(n) carnivore is at the top of the energy pyramid.
neutral
The role of an organism in nutrient and energy flow within an ecosystem (e.g., herbivore, carnivore, decomposer).
A(n) carnivore is at the top of the energy pyramid.
neutral