蚕豆种子萌发时所需要的养料是由种子中的( )提供。_刷题宝

题干

蚕豆种子萌发时所需要的养料是由种子中的( )提供。

A：胚芽

B：胚根

C：子叶

上一题下一题 0.0难度选择题更新时间:2016-10-12 04:45:53

答案(点此获取答案解析）

C

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