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testcross
noun
(1)
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testcross
[
test
-kraws, -kros ]
Phonetic (Standard)
IPA
noun
a genetic
test
for heterozygosity in which an organism of dominant phenotype, but unknown genotype, is
crossed
crossed
to an organism recessive for all markers in question.
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Word History and Origins
Origin of
testcross
1
First recorded in 1930–35;
test
1
+
cross
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test case
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