以下是关于【主要的遗传物质】的公开课/优质课视频，一共135个
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39:0753《第1章 遗传因子的发现-第1节 孟德尔的豌豆杂交实验（一）》人教版高一生物必修二教学视频-湖北恩施土家族苗族自治州-陈胜群
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