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Thesaurus: testcross

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

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genotypedefinitionorganismdefinitiontraitdefinitionunknowndefinitioncertaindefinitioncrossdefinitiondetermineddefinitionhomozygousdefinitionoffspringdefinitionrecessivedefinitiontestamentationneighbortestamentizeneighbortestamentsneighbortestamurneighbortestasneighbortestateneighbortestationneighbortestatorneighbortestatorsneighbortestatrixneighbortesteneighbortestedneighbortesteeneighbortesteesneighbortesterneighbortesternneighbortestersneighbortestesneighbor

Definitions

  1. n. 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
  2. n 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