;The kind of mating, using as one parent a known homozygous recessive, is called a testcross.
这种杂
用
个已知的纯合的隐性作为个亲本的杂，称为测。
(
种使杂种子
隐性类型配以测定杂种子遗传型的方法)The kind of mating, using as one parent a known homozygous recessive, is called a testcross.
这种杂用个已知的纯合的隐性作为个亲本的杂，称为测。
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