Seeds of many plants fall to the ground when they mature. This is an example of a characteristic that is influenced by

____.



a. basic physical laws
b. adaptive evolution
c. chance events
d. genetic drift
e. neutral mutations


ANSWER: a

Biology & Microbiology

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What will be an ideal response?

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Carbohydrate assembly occurs by

A. a dehydration reaction between monosaccharides that form disaccharides, which then go on to form polysaccharides. B. a hydrolysis reaction between monosaccharides that form polysaccharides and disaccharides. C. a dehydration reaction between monosaccharides that form polysaccharides and disaccharides. D. a hydrolysis reaction between monosaccharides that form disaccharides, which then go on to form polysaccharides.

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Saltatory conduction:a

does not involve voltage-activated potassium ion channels. b. can occur in both myelinated and unmyelinated neurons. c. is slightly slower than continuous conduction. d. is more energy efficient than continuous conduction. e. allows nerve impulses to jump from Schwann cell to Schwann cell

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Respiratory acidosis can occur during

A) the Haldane effect. B) hyperpnea. C) hypocapnia. D) hyperventilation. E) hypoventilation.

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