Active phytochrome controls
a. flowering and seed set.
b. seed germination.
c. stem branching and elongation.
d. expansion of leaves.
e. all of these.
Answer: e
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Monocots' lack of vascular cambium is due to an evolutionary reversal
A. true B. false
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Fill in the blank(s) with the appropriate word(s).
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A. the activities of grazing animals. B. the selective uptake of water by plants. C. the settlement and evaporation of water. D. the secretion of salt by plants. E. the precipitation of salt from dry air.