Which of the following is mismatched?
a. cytokinin – inhibits lateral root formation
b. auxin – promotes cell elongation
c. gibberellin – involved in phototropism and gravitropism
d. abscisic acid – promotes stomatal closure
e. ethylene – promotes leaf abscission
ANSWER: c
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Indicate whether the statement is true or false.
The phases of meiosis that most resemble those of mitosis are
A) the meiosis I phases. B) the meiosis II phases. C) meiosis I, except for the pairing of homologues. D) meiosis II, except for the pairing of homolouegs. E) both choices A and B
Which of the following is more likely to cause fatal septicemias?
A. Gram-positive bacteria B. Gram-negative bacteria C. negative stained bacteria D. acid-fast stained bacteria
Members of the lineage ____ are commonly called chitons. They have a dorsal shell divided into eight
plates that allow it to conform to irregularly shaped surfaces.
a. Cephalopoda b. Polyplacophora c. Bivalvia d. Gastropoda e. Scaphopoda