An official website of the United States government Here's how you know

U.S. Department of Health and Human Services | National Institutes of Health

Official websites use .gov
A .gov website belongs to an official government
organization in the United States.

Secure .gov websites use HTTPS
A lock (🔒) or https:// means you've safely connected to the .gov website.
Share sensitive information only on official, secure websites.

Aneuploidy

Aneuploidy_definition_Madden.mp3

Aneuploidy is an abnormality in the number of chromosomes in a cell due to loss or duplication. In humans, aneuploidy would be any number of chromosomes other than the usual 46.

Aneuploidy_riff_Madden.mp3

Ebony B. Madden, Ph.D.

Health Equity and Workforce Diversity Program Director

Base Pair Chromosome Deoxyribonucleic Acid (DNA) Duplication