Chemicals that play the dominant role in protecting plants from being eaten by herbivores or predators are called
A. amino acids.
B. secondary compounds.
C. poisons.
D. primary compounds.
E. oils.
Answer: B
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If two organisms cannot mate due to physical differences, it is known as temporal isolation
a. True b. False
In experiments to determine the function of the cerebral hemispheres, all the patients in the study had ____, which was
necessary to be able to parse out the lateralization of the cortex.
a. injury of the optic nerve b. severed corpus callosum c. damaged occipital cortex d. impaired judgment e. auditory impairment
When the cell is NOT sending signals, the electrical difference between the inside and outside of a neuronal membrane is specifically referred to as the
A. graded potential. B. action potential. C. reversal potential. D. membrane potential. E. resting potential.
Metastatic tumors:a
are examples of neoplasms. b. contain cells tightly controlled by the cell cycle. c. contain nondividing cells. d. are caused by the normal expression of homeotic genes. e. are localized in one part of the body.