TESTCROSS
testcross, test-cross
(noun) 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
Source: WordNet® 3.1
Etymology
Noun
testcross (plural testcrosses)
(genetics) The breeding of an individual with a phenotypically recessive individual, in order to determine the zygosity of the former by analysing proportions of offspring phenotypes.
Anagrams
• Crossetts
Source: Wiktionary
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23 January 2025
LEFT
(adjective) being or located on or directed toward the side of the body to the west when facing north; “my left hand”; “left center field”; “the left bank of a river is bank on your left side when you are facing downstream”
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