Multiple Choice
Temperature extremes,lack of water,and other environmental stresses trigger an increase in ____ synthesis,release,and transport,which helps the plant survive the adverse conditions.
A) cytokinin
B) gibberellin
C) auxin
D) abscisic acid
E) ethylene
Correct Answer:

Verified
Correct Answer:
Verified
Q17: Perhaps a plant's greatest liability is its
Q18: During primary growth,auxin causes transport proteins to
Q19: Choose the one most appropriate answer for
Q20: Auxin is made mainly in _ and
Q21: In trees,such as the horse chestnut,the abscission
Q23: _ is a directional response to light.
Q24: The pigment most involved with photoperiodism is
Q25: In the root apical meristem,_ supports division
Q26: Choose the one most appropriate answer for
Q27: Choose the one most appropriate answer for