prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
The general term peptide refers to an amino acid chain of what?
A. small length
B. incomplete length
C. large length
D. unspecified length
Answer: | D | sciq |
Average global temperature has been doing what for the past several decades?
A. rising
B. fluctuating
C. falling
D. stabilizing
Answer: | A | sciq |
What disease is caused when the oomycete plasmopara viticola parasitizes grape plants?
A. toxic mildew
B. downy mildew
C. alkaline mildew
D. dainty mildew
Answer: | B | sciq |
What is the diploid number for fruit flies?
A. 8
B. 10
C. 7
D. 9
Answer: | A | sciq |
An example of irreversible denaturation of what substance occurs to the liquid albumin when an egg is fried?
A. acids
B. liquid
C. bacterial
D. protein
Answer: | D | sciq |
In an environment, symbiosis, competition, and relying on other organisms for food are examples of what?
A. adaptation
B. collaboration
C. commensalism
D. interaction
Answer: | D | sciq |
What is another term for ghost sharks?
A. aurea
B. chimaera
C. litoria
D. anascea
Answer: | B | sciq |
What makes the realized niche of chthamalus much smaller than its fundamental niche?
A. microscopic competition
B. asexual competition
C. interspecific competition
D. instantaneous competition
Answer: | C | sciq |
Red stars are the coolest; which are the hottest?
A. white
B. giant
C. yellow
D. blue
Answer: | D | sciq |
Which type of muscle is most common in the human body?
A. smooth
B. hormonal
C. digestive
D. skeletal
Answer: | D | sciq |
What is the name for a combination of elements that acts as a different substance?
A. compound
B. mixture
C. contrast
D. solution
Answer: | A | sciq |
Volcanoes can be active, dormant, or what else?
A. extinct
B. burgeoning
C. still
D. remnant
Answer: | A | sciq |
Vesicular transport includes exocytosis and what?
A. endocytosis
B. phagocytosis
C. meiosis
D. metastasis
Answer: | A | sciq |
What supports the scapula, transmits the weight and forces from the upper limb to the body trunk, and protects the underlying nerves and blood vessels?
A. bladder
B. pelvis
C. cranium
D. clavicle
Answer: | D | sciq |
What are the three fundamental phases of matter?
A. big, small. and medium
B. air, water, and land
C. solid, liquid, and gas
D. fast, slow, normal
Answer: | C | sciq |
What system in the human body makes white blood cells that protect the body from diseases?
A. lymphatic system
B. cardiovascular system
C. reproductive system
D. renal system
Answer: | A | sciq |
Which process or force pulls rocks apart?
A. friction stress
B. tension stress
C. composition stress
D. tactile stress
Answer: | B | sciq |
What rigid layer surrounds the cell membrane of a plant cell?
A. epidermis
B. bark
C. cuticle
D. cell wall
Answer: | D | sciq |
When does internal reflection occur?
A. when light goes from a fast medium to a slow
B. when light goes from a fast medium to another fast medium
C. when light goes from a slow medium to a fast
D. when light goes from a slow medium to another slow medium
Answer: | C | sciq |
What is the fourth planet from the sun?
A. Saturn
B. mars
C. Pluto
D. Mercury
Answer: | B | sciq |
Which region of dna consists of one or more genes that encode the proteins needed for a specific function?
A. antigen
B. chromosome
C. operon
D. mRNA
Answer: | C | sciq |
Members of the genus trypanosoma are flagellate protozoa that cause what?
A. hypertension
B. mutations
C. cancer
D. sleeping sickness
Answer: | D | sciq |
The major salivary enzyme is called?
A. mucosa
B. synthase
C. sucrase
D. amylase
Answer: | D | sciq |
Who first discovered the moons of jupiter in 1610?
A. Socrates
B. Newton
C. darwin
D. galileo
Answer: | D | sciq |
Fossil records show that what process may occur in "fits and starts"?
A. evolution
B. variation
C. generation
D. isolation
Answer: | A | sciq |
What part of the ear is often described as a bony labyrinth?
A. solid ear
B. inner ear
C. outer ear
D. embedded ear
Answer: | B | sciq |
Enzymes speed up the rate of a specific chemical reaction and is therefore known as what?
A. genetic catalysts
B. protein catalysts
C. biochemical catalysts
D. characteristic catalysts
Answer: | C | sciq |
What is required to break bonds in reactants?
A. gas
B. energy
C. protein
D. food
Answer: | B | sciq |
Organs are made up of two or more types of what?
A. muscles
B. fluids
C. tissues
D. bones
Answer: | C | sciq |
During what type of reproduction do two haploid gametes join in the process of fertilization to produce a diploid zygote?
A. internal reproduction
B. asexual reproduction
C. sexual reproduction
D. essential reproduction
Answer: | C | sciq |
What does the ground tissue consist mostly of in the stems of both monocots and eudicots?
A. hinterrhein cells
B. epenthesis cells
C. parenchyma cells
D. eudiocotic cells
Answer: | C | sciq |
What type of wave is visible light?
A. static
B. electromagnetic
C. radio
D. acoustic
Answer: | B | sciq |
What catalyzes the hydrolysis of amino acids from the n-terminal end of a protein?
A. nucleic acid
B. testosterone
C. synthase
D. aminopeptidase
Answer: | D | sciq |
Which group of species is defined as having moist skin without scales?
A. reptiles
B. mammals
C. fish
D. amphibians
Answer: | D | sciq |
Where are integral proteins embedded?
A. hemoglobin
B. cytoplasm
C. libid bilayer
D. mitochondria
Answer: | C | sciq |
Skeletal muscles are attached to bones by what?
A. enzymes
B. tendons
C. veins
D. plasma
Answer: | B | sciq |
The duodenum, the jejunum, and the ileum are the main regions of which organ?
A. heart
B. large intestine
C. lungs
D. small intestine
Answer: | D | sciq |
Temperature and pressure affect changes in phases or states of what?
A. homeostasis
B. energy
C. matter
D. decay
Answer: | C | sciq |
The water in some springs are hot because they're heated by what?
A. gravity
B. the sun
C. fires
D. hot magma
Answer: | D | sciq |
What consists of all the living things and nonliving things interacting in the same area?
A. biodiversity
B. ecosystem
C. habitat
D. biome
Answer: | B | sciq |
How much can the bacteria in your gut weigh?
A. 2 pounds
B. 2 kilograms
C. 2.2 pounds
D. 2.15 pounds
Answer: | A | sciq |
As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what?
A. cerebellum
B. mucus
C. cytoplasm
D. nucleus
Answer: | C | sciq |
When thinking of the rate at which two gases mix, it is inverse proportional to the density of what?
A. gas
B. matter
C. dioxide
D. the container
Answer: | A | sciq |
What serious sti can damage the heart, brain and other organs or even cause death, if untreated?
A. cirrhosis
B. chlamydia
C. herpes
D. syphilis
Answer: | D | sciq |
When a seed is produced by apomixis, the embryo develops without what?
A. stimulation
B. fertilization
C. infection
D. infection
Answer: | B | sciq |
When an oxidation number of an atom is decreased in the course of a redox reaction, that atom is being what?
A. destroyed
B. reduced
C. replaced
D. increased
Answer: | B | sciq |
A venule is an extremely small vein, generally 8–100 micrometers in diameter. postcapillary venules join multiple capillaries exiting from a capillary bed. multiple venules join to form what?
A. clots
B. veins
C. glands
D. arteries
Answer: | B | sciq |
The active site can only bind certain what?
A. electrons
B. membranes
C. proteins
D. substrates
Answer: | D | sciq |
In a food chain, what group of organisms breaks down animal remains and wastes to get energy?
A. producers
B. primary consumers
C. decomposers
D. detritivores
Answer: | C | sciq |
What is the term for organisms that have adaptations to both salty and basic conditions?
A. sporozoans
B. haloalkaliphiles
C. heterophiles
D. salinophytes
Answer: | B | sciq |
What organism is the most disruptive towards the diversity of other species?
A. insects
B. reptiles
C. humans
D. bacteria
Answer: | C | sciq |
Migration and hibernation are examples of behaviors that occur on what temporal basis?
A. nocturnal
B. annual
C. weekly
D. daily
Answer: | B | sciq |
What are all of the living or once-living aspects of the environment called?
A. photic factors
B. fossils
C. abiotic factors
D. biotic factors
Answer: | D | sciq |
Temporal and spatial summation at the axon hillock determines whether a neuron generates what?
A. hidden potential
B. change potential
C. action potential
D. false potential
Answer: | C | sciq |
What two systems are the lungs part of?
A. respiratory and excretory
B. heart and excretory
C. stomach and excretory
D. stomach and nervous
Answer: | A | sciq |
What occurs in a formerly inhabited area that was disturbed?
A. spontaneous mutation
B. natural selection
C. mass extinction
D. secondary succession
Answer: | D | sciq |
What can demonstrate the decrease in energy, biomass or numbers within an ecosystem?
A. food chains
B. ecological pyramids
C. spontaneous mutation
D. biomes
Answer: | B | sciq |
What evolutionary concept characterizes a species by body shape and other structural features?
A. primary speciation
B. spontaneous evolution theory
C. morphological species concept
D. geologic species concept
Answer: | C | sciq |
What determines the unique sequence for every protein?
A. form encoding
B. gene encoding
C. variation encoding
D. space encoding
Answer: | B | sciq |
By breaking down organic matter, roundworms play an important role in which cycle?
A. circadian cycle
B. water cycle
C. metamorphic cycle
D. carbon cycle
Answer: | D | sciq |
In the lungs, oxygen diffuses out of the alveoli and into where?
A. blood
B. capillaries
C. cillia
D. neurons
Answer: | B | sciq |
What term is used to describe animals that excrete ammonia?
A. xerophyte
B. spirogyra
C. ammonotelic
D. ammonstand
Answer: | C | sciq |
The numbers and types of species in most ecosystems change to some degree through time and this is called?
A. continuous succession
B. ecological succession
C. environmental succession
D. physiological succession
Answer: | B | sciq |
The enormous number of species is due to the tremendous variety of what?
A. tissues
B. sounds
C. measurements
D. environments
Answer: | D | sciq |
What is the energy needed to start a reaction between catalysts and reactants called?
A. activation energy
B. decomposition energy
C. conductivity energy
D. reaction energy
Answer: | A | sciq |
Which proteins bind to the surfaces of microorganisms and are particularly attracted to pathogens that are already tagged by the adaptive immune system?
A. whereby proteins
B. complement proteins
C. attractive proteins
D. mobilize proteins
Answer: | B | sciq |
What type of competition occurs between members of the same species?
A. interspecific
B. intraspecific
C. interspecies
D. exospecies
Answer: | B | sciq |
Alternation of generations is characteristic of the life cycle of all what?
A. cells
B. organs
C. animals
D. plants
Answer: | D | sciq |
What carries the instructions from the nucleus to the cytoplasm?
A. messenger rna
B. concept rna
C. anderson rna
D. dirscriptor rna
Answer: | A | sciq |
What is measured using units pascal, bar, atmosphere or mmhg?
A. Muscle
B. pressure
C. push
D. fuel
Answer: | B | sciq |
What is a disease that can be spread from animals to humans called?
A. proteolysis
B. parasite
C. zoonosis
D. Anthroponosis
Answer: | C | sciq |
Where does most of the mass for an atom reside?
A. electrons
B. neutrons
C. protons
D. nucleus
Answer: | D | sciq |
When electric current flows through a wire, it creates what type of field that surrounds the wire in circles?
A. gravitational
B. thermal
C. kinetic
D. magnetic
Answer: | D | sciq |
What is the outermost layer of the skin?
A. callus
B. epidermis
C. nexus
D. dermis
Answer: | B | sciq |
What is it called when waves spread out as they travel around obstacles or through openings in obstacles?
A. diffraction
B. diffusion
C. absorption
D. destruction
Answer: | A | sciq |
What is the process of oxidized iron that has been exposed to air and water?
A. crust
B. crystallization
C. bark
D. rust
Answer: | D | sciq |
What consists of one or two closed loops through which current can flow?
A. electric circuit
B. cooling circuit
C. magnetic poles
D. thermal reaction
Answer: | A | sciq |
What muscle is imperative to breathing in helping the air move in and out of the lungs?
A. kidneys
B. diaphragm
C. spleen
D. uterus
Answer: | B | sciq |
What third property is different if two boxes have the same volume but one has greater mass?
A. density
B. diameter
C. oxygen
D. output
Answer: | A | sciq |
What occurs when two opposite charges are separated by some amount of distance?
A. radioactivity
B. diffusion
C. particle
D. dipole
Answer: | D | sciq |
What is the term for the span in the life of an organism from one generation to the next?
A. life span
B. era
C. life cycle
D. time consumption
Answer: | C | sciq |
Deposition also occurs when a stream or river empties into a large body of what?
A. calm water
B. even water
C. still water
D. homogeneous water
Answer: | C | sciq |
What is the process called in which nutrients pass into the bloodstream?
A. accumulation
B. accumulation
C. absorption
D. incorporation
Answer: | C | sciq |
The colloquial term "ribbon worm" refers to the mostly marine species of what phylum?
A. nematoida
B. nemertea
C. gnathifera
D. lophophorata
Answer: | B | sciq |
The number, size, shape, and banding pattern of chromosomes make them easily identifiable in a karyogram and allow for the assessment of many chromosomal
A. processes
B. nutrients
C. abnormalities
D. beliefs
Answer: | C | sciq |
The logistics of carrying out cellular metabolism sets limits on what physical property of the cell?
A. surface
B. composition
C. size
D. layer
Answer: | C | sciq |
What large dwarf planet in our solar system was only discovered in 2005?
A. artemis
B. eris
C. zeus
D. Cerus
Answer: | B | sciq |
Covalent bond energies can be used to estimate the enthalpy changes of what?
A. Pressure reactions
B. crystals reactions
C. chemical reactions
D. liquid reactions
Answer: | C | sciq |
What type of waste is eliminated from the body through the anus?
A. solid
B. liquid
C. urine
D. carbon dioxide
Answer: | A | sciq |
Fungi cause three different types of human illness: poisonings, parasitic infections, and what?
A. heart disease
B. diarrhea
C. allergies
D. diabetes
Answer: | C | sciq |
If you find dna floating in a cell's cytoplasm, what kind of organism is it?
A. unicellular
B. prokaryotic
C. eurocratic
D. xerophytic
Answer: | B | sciq |
Graded potentials are temporary changes in what, the characteristics of which depend on the size of the stimuli?
A. components voltage
B. organic voltage
C. membrane voltage
D. organism voltage
Answer: | C | sciq |
How many different types of taste neurons does the tongue contain?
A. five
B. ten
C. four
D. three
Answer: | A | sciq |
Deer ticks are vectors for the bacteria that cause what disease?
A. lyme
B. malaria
C. Dengue fever
D. mad cow
Answer: | A | sciq |
What is established by the ph differences between the two sides of the blastoderm cells?
A. posterior axis
B. cylindrical - ventral axis
C. proximal axis
D. dorsal-ventral axis
Answer: | D | sciq |
During metamorphosis, most salamander species go through what aquatic stage on the way to becoming adults?
A. metaphase
B. anaphase
C. prophase
D. larval stage
Answer: | D | sciq |
What is a purification process where the components of a liquid mixture are vaporized and then condensed and isolated?
A. distillation
B. dispersion
C. sterilization
D. conduction
Answer: | A | sciq |
What gas comprises about three-fourths of earth's atmosphere?
A. hydrogen
B. oxygen
C. carbon dioxide
D. nitrogen
Answer: | D | sciq |
The lymphatic system helps return fluid that leaks from the blood vessels back to what system?
A. peripheral
B. cardiovascular
C. nervous
D. pulmonary
Answer: | B | sciq |
Light is energy that travels in the form of what type of wave?
A. seismic
B. electromagnetic
C. molecular
D. particle
Answer: | B | sciq |
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