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Chromosome

Definition(s)

Structure found in the nucleus of a cell, which contains the genes. Chromosomes come in pairs, and a normal human cell contains 46 chromosomes.

Definition from: Human Genome Project InformationThis link leads to a site outside Genetics Home Reference. at the U.S. Department of Energy

Physical structure consisting of DNA and supporting proteins called chromatin. Human cells normally contain 46 chromosomes identified as 23 pairs; 22 pairs are autosomes and one pair are the sex chromosomes

Definition from: GeneTestsThis link leads to a site outside Genetics Home Reference. from the University of Washington and Children's Health System, Seattle

Related discussion in the Handbook

See also Understanding Medical Terminology.

 
Published: June 26, 2009