正确答案: B

错误

题目：裸子植物茎的木质部中含有导管。( )

解析：解析：绝大多数裸子植物茎的木质部中不含有导管。

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举一反三的答案和解析：

[单选题]At the age of 29, Dave was a worker, in a small apartment near Boston and ______ what to do about his future.

living; wondering B． lived; wondering

[单选题]金藻门植物都具含纤维素和果胶质的细胞壁。( )

错误