問題詳情
63. In a dark environment, plants will grow toward light in a response called phototropism. Which of the followings is anINCORRECT statement regarding phototropism?
(A) Phototropism is caused by a chemical signal.
(B) One chemical involved is auxin.
(C) Auxin causes an increase in growth on one side of the stem.
(D) Auxin causes a decrease in growth on the side of the stem exposed to light.
(E) Removing the apical meristem prevents phototropism.
(A) Phototropism is caused by a chemical signal.
(B) One chemical involved is auxin.
(C) Auxin causes an increase in growth on one side of the stem.
(D) Auxin causes a decrease in growth on the side of the stem exposed to light.
(E) Removing the apical meristem prevents phototropism.
參考答案
答案：D
難度：適中0.466667
統計：A(0),B(2),C(1),D(7),E(3)
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