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两对非等位基因连锁,对其杂种的100个性母细胞进行检查,发现有15个性母细胞在两基因间出现了交叉,则其交换值为( )。

单选题
2021-09-01 20:41
A、5%
B、15%
C、7.5%
D、30%
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正确答案
C

试题解析

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