問題詳情
24. The male gametophyte of a conifer is represented by which of the following?
(A) sperm
(B) spore
(C) pollen tube
(D) pollen grain
(E) none of the above
(A) sperm
(B) spore
(C) pollen tube
(D) pollen grain
(E) none of the above
參考答案
無參考答案
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