Cell wall extensibility, and thus cell expansion, is increased by ______ but decreased by ______.
A) auxin and ethylene; GA and ABA
B) auxin and GA; ABA and ethylene
C) auxin and ABA; GA and ethylene
D) ABA and ethylene; auxin and GA
E) ABA and GA; auxin and ethylene
Correct Answer:
Verified
Q24: The receptors for both auxin and gibberellin
Q25: The most widespread and active brassinosteroid is:
A)brassinolide.
B)24-epibrassinolide.
C)S-adenosylmethionine.
D)strigolactone.
E)castasterone.
Q26: The climacteric is the phase in which
Q27: In etiolated pea seedlings, ethylene causes _
Q28: Which of the following statements concerning endogenous
Q30: Gibberellins promote a _ orientation of the
Q31: Dwarf mutant plants are short because they:
A)synthesize
Q32: In the ethylene signaling pathway in Arabidopsis,
Q33: In isolated barley aleurone cells, treatment with
Q34: In germinating barley seeds, the _ releases
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