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test·cross AHD[tĕstʹkrôs', -krŏs'] 【遗传学】 D.J.[ˈtestˌkrɔːs, -ˌkrɒs]K.K.[ˈtɛstˌkrɔs, -ˌkrɑs]n.(名词)- A cross between an individual exhibiting the dominant phenotype of a trait and an individual that is homozygous recessive for that trait in order to determine the genotype of the dominant individual.测交:在一个具有显形特征的个体和一个隐性纯合个体之间进行的以决定代表性个体的表现型为目的的交配
v.tr.(及物动词)test.crossed, test.cross.ing, test.cross.es - To subject to a testcross.对……作测交
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