单词	testcross
释义	testcross noun test·​cross ˈtes(t)-ˌkrȯs  : a genetic cross between a homozygous recessive individual and a corresponding suspected heterozygote to determine the genotype of the latter testcross transitive verb Word History First Known Use 1934, in the meaning defined above Medical Definition testcross noun test·​cross ˈtes(t)-ˌkrȯs  : a genetic cross between a homozygous recessive individual and a corresponding suspected heterozygote to determine the genotype of the latter
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