HyperDic: test-cross

English > 1 sense of the word test-cross:
NOUNacttest-cross, testcrossa cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait so the unknown genotype can be determined from that of the offspring
English > test-cross: 1 sense > noun 1, act
MeaningA cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait so the unknown genotype can be determined from that of the offspring.
Synonymtestcross
Broaderhybridization, hybridisation, crossbreeding, crossing, cross, interbreeding, hybridizing(genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids

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