__________plants bloom only when the duration of uninterrupted darkness is shorter than a critical length.
A) Neutral-day
B) Gibberellin-regulated
C) Phytochrome-system
D) Short-day
E) Long-day
Correct Answer:
Verified
Q43: Senescence in plants usually involves
A) shade from
Q44: Plants that flower in the United States
Q45: A new type of strawberry plant produces
Q46: Leaves of the Venus flytrap and other
Q47: Short-day plants flower only if
A) abscisic acid
Q49: The phytochrome that is active and absorbs
Q50: Which of the following is TRUE of
Q51: The process of aging is called
A) senescence.
B)
Q52: Which pigment is responsible for the phototropism
Q53: Plants that flower in the United States
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