如图为菜豆种子和玉米种子的结构示意图,请回答下列问题。(1)菜豆种子由 (填名称)和胚两部分构成,胚的组成包括 (填序号)。(2)玉米种子的子 Template




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tomski如图为菜豆种子和玉米种子的结构示意图,请回答下列问题。(1)菜豆种子由 (填名称)和胚两部分构成,胚的组成包括 (填序号)。(2)玉米种子的子 coloring