Dictionary

testcross

noun test·cross \ˈtes(t)-ˌkrs\

Definition of TESTCROSS

:  a genetic cross between a homozygous recessive individual and a corresponding suspected heterozygote to determine the genotype of the latter
testcross transitive verb

First Known Use of TESTCROSS

1934

testcross

noun test·cross \ˈtes(t)-ˌkrs\   (Medical Dictionary)

Medical Definition of TESTCROSS

:  a genetic cross between a homozygous recessive individual and a corresponding suspected heterozygote to determine the genotype of the latter
testcross transitive verb

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