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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Research, Technology, Methods > breeding > breeding methods > crossing > testcrosses
Fields of Study > physiology > reproduction > sexual reproduction > breeding > breeding methods > crossing > testcrosses
Preferred Term:

testcrosses

Definition:
A cross between an organism exhibiting the dominant phenotype for a certain trait, but whose genotype for that trait is unknown and an organism that is homozygous recessive for the trait so that the unknown genotype can be determined from that of the offspring.
Concept Schemes:
NALT Full
Broader Concept:
crossing
Entry Terms:
  • test crosses
URI:
https://lod.nal.usda.gov/nalt/30222
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2012-11-30