Plants that flower in Canada in August and in the United States in July (when nights are short) are ________ plants.
A) day-neutral
B) long-day
C) short-day
D) indeterminate-day
E) night-determinate
Correct Answer:
Verified
Q47: Willow trees and many other plants produce
Q48: At night, when little red light is
Q49: If a storm breaks off the top
Q50: Short-day plants flower only if:
A)the duration of
Q51: The phytochrome that is active and absorbs
Q53: Senescence in plants usually involves:
A)shade from other
Q54: If a plant is living under conditions
Q55: Some plants under attack by insects can
Q56: The phytochrome Pr:
A)is very unstable.
B)is the active
Q57: What happens to phytochromes after several days
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