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



RESET




Word of the Day

25 February 2025

ENDLESSLY

(adverb) (spatial sense) seeming to have no bounds; “the Nubian desert stretched out before them endlessly”


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Coffee Trivia

Some 16th-century Italian clergymen tried to ban coffee because they believed it to be “satanic.” However, Pope Clement VII loved coffee so much that he lifted the ban and had coffee baptized in 1600.

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