An action potential is self-regenerating because positive charges entering an axon cause additional _______ channels to open.
A. K+ leak
B. acetylcholine-gated
C. voltage-gated Na+
D. voltage- gate K+
Answer: C. voltage-gated Na+
Biology & Microbiology
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a. endotherms b. isotherms c. exotherms d. ectotherms e. allotherms
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Rough periwinkles that live in the splash zone use ____ for respiration
a. gills b. lungs c. the mantle cavity d. the foot e. the radula
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Which organelles form the site of ATP production by aerobic cellular respiration?
A) Lysosomes B) Mitochondria C) Ribosomes D) Golgi E) Rough endoplasmic reticulum
Biology & Microbiology
Which of the following chemical reactions are common in cellular respiration?
a. reduction/oxidation b. bimolecular/trimolecular c. exothermic/endothermic d. acid/base
Biology & Microbiology