受精概念
概念：精子和卵子结合形成受精卵的过程。
仔细观察图片，敏锐的你能提出哪些问题？
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受精概念
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单精受精
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单精受精机制
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精子和卵子结合形成受精卵的过程。
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提出问题
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问题
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提出问题
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单精受精机制
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问题
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精子和卵子结合形成受精卵的过程
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受精概念
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问题
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提问
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提出问题
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提出问题
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提出哪些问题
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受精相关问题
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受精相关问题
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提出问题
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提出受精相关问题
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为什么精子的细胞质不能参与遗传
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提出问题
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受精概念
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提出问题
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提出问题
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受精概念
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提出问题
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提出问题
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提出问题
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观察图片提问题
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精子配体蛋白结构异常
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受精概念
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受精
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受精概念
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受精
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受精概念
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受精
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受精概念
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亲代中父系的细胞质中的遗传物质没有传递给子代吗？
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观察图片提出问题
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如何保证受精的一对一
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单精受精
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图上卵子外周的半暗带结构？
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观察图片提出问题
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为什么受精卵中细胞质多来自于母方？
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为什么只有一个精子能进入？
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精子细胞质
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雄原核与雌原核上的两个小黑点是什么结构？
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受精图片
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