为什么说“遗传是相对的,变异是绝对的 ”“遗传是相对的”是说生物的形状不能完全遗传给后代“变异是绝对的”是说自然界中找不到完全相同的生物个体

来源:学生作业帮助网 编辑:作业帮 时间:2024/12/01 17:43:56
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