問題詳情
28. Which type of plants keeps their stomata open at night, but closed in the day?
(A) C3
(B) C4
(C) CAM
(D) C3 and C4
(E) C4 and CAM
(A) C3
(B) C4
(C) CAM
(D) C3 and C4
(E) C4 and CAM
參考答案
答案：C
難度：適中0.5
統計：A(1),B(0),C(9),D(1),E(4)
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