如图是鸡卵的结构示意图请据图分析回答下列问题1写出各部分的结构名称1外层卵壳膜2内层卵壳膜3卵黄4胚盘5卵白6 Template




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Try and sketch some of theseBaseball mitt, Door knob, Mittens, Triplets, Mattress, Sailboat, Rake, Quiver, Pinball machine, Wheat, view more ideas


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tomski如图是鸡卵的结构示意图请据图分析回答下列问题1写出各部分的结构名称1外层卵壳膜2内层卵壳膜3卵黄4胚盘5卵白6 coloring