Thesaurus: test-cross
a 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
Related headwords
genotypedefinitionorganismdefinitiontraitdefinitionunknowndefinitioncertaindefinitioncrossdefinitiondetermineddefinitionhomozygousdefinitionoffspringdefinitionrecessivedefinitiontest-bestfamilytest-flightsfamilytest-piecesfamilytest-pressingsfamilytest-tube babyfamilytest matchneighbortest paperneighbortest periodneighbortest pilotneighbortest rangeneighbortest rocketneighbortest roomneighbortest suitneighbortest tubeneighbortestaneighbortestableneighbortestaceaneighbortestaceanneighbor