The plant hormone ____ stimulates stomata to close during a drought

a. salicylic acid
b. gibberellin
c. abscisic acid
d. auxin
e. oligosaccharin


ANSWER: c

Biology & Microbiology

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Which of the following does not occur in prokaryotic gene expression, but does occur in eukaryotic gene expression?

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Short-day plants flower only if

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True or False: some ions that facilitate enzymatically catalyzed reactions are capable of catalyzing reactions independently of an enzyme

A. true B. false

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