If a shoot’s tip breaks off, ____ moves into lateral buds and stimulates cell divisions

a. auxin
b. gibberellin
c. cytokinin
d. abscisic acid
e. ethylene


ANSWER: c

Biology & Microbiology

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Recombinant DNA was first made in

a. 1952. b. 1962. c. 1972. d. 1982. e. 1992.

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Many freshwater invertebrates eliminate ammonia by...

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Which group is believed to be ancestral to plants?

A. diatoms B. red algae C. brown algae D. green algae

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