正确答案: A

副萼

题目：萝摩科植物花较特化，具多种特殊构造，但并无( )。

解析：A

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举一反三的答案和解析：

[单选题]Which of the following is the correct order to describe Fitzgerald’s life according to the passage?a. He became addicted to drinking.

b-f-c-d-e-a

[单选题]有丝分裂过程中，观察染色体数目的最佳时期是( )。

中期

[单选题]43___

motto

[单选题]

open