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NAL Agricultural Thesaurus
U.S. Department of Agriculture
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Concept Breadcrumbs

Fields of Study > genetics > sex determination
Preferred Term:

sex determination

Definition:
The genetic mechanism by which the sex of an individual in a given species is fixed. In many species, sex is determined by the sperm that fertilizes the egg. In humans, the presence or absence of the Y chromosome determines the sex genotype.
Concept Schemes:
https://lod.nal.usda.gov/nalt-core
NALT Full
Broader Concept:
genetics
Related Concepts:
Entry Terms:
  • sex determination process
URI:
https://lod.nal.usda.gov/nalt/42686
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2015-01-15
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