The relative sizes of roots and shoots are regulated by interactions between
A) gibberellins and abscisic acid.
B) auxins and cytokinins.
C) cytokinins and ethylene.
D) ethylene and abscisic acid.
E) abscisic acid and cytokinins.
Correct Answer:
Verified
Q21: Suppose you have some seeds that refuse
Q22: Most scientists believe that the lateral buds
Q23: Abscisic acid enforces dormancy of seeds by
A)
Q24: A species- specific ratio of produced in
Q25: What causes the "leaf drop" that occurs
Q27: Elongation of cells in stems is promoted
Q28: Auxin
A) promotes phototropism.
B) stimulates flowering.
C) promotes cell
Q29: What will happen to a long- day
Q30: Which of these hormones causes cell elongation,
Q31: When auxin accumulates on the lower side
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