Impulses conducted along the transverse tubules of the muscle fiber stimulate
A. the release of ATP.
B. tropomyosin and troponin binding.
C. the release of calcium ions.
D. the release of acetylcholine.
E. the binding of actin to the Z lines.
Answer: C
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A soil that lacks a dominate particle size is referred to as a(n)
A) aggregation. B) bisequum. C) loam. D) mottled soil.
When might unrelated individuals engage in apparently altruistic acts?
A. If they are trying to mate with each other. B. If they are unselfish individuals. C. If the altruism is likely to be reciprocated. D. If the act benefits their population. E. Unrelated individuals never perform apparently altruistic acts.
The thinking process of drawing specific statements from a general principle or idea is called:
a. scientific method. b. deductive reasoning. c. inductive reasoning. d. logical reasoning. e. logical-positivist reasoning.
Carbonic anhydrase in red blood cells:a
removes oxygen from the erythrocyte. b. carries carbon dioxide in the erythrocyte. c. converts carbon dioxide to bicarbonate ion. d. increases the pH of the blood. e. increases the permeability of the capillary to carbon dioxide.