Plant Growth And Development Question 77
Question: Which of the following does not normally occur when an etiolated seedling is exposed to light?
Options:
A) Chlorophyll synthesis begins.
B) The rate of shoot elongation increases.
C) The hypocotyl hook straightens (in species with a hypocotyl hook).
D) Phytochrome $ {P_{r}} $ is converted to $ {P_{fr}} $ .
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Answer:
Correct Answer: C
Solution:
[b] The rate of shoot elongation is greatest when the seedling is in the dark, and decreases upon exposure to light.
BETA
