Acrocentric chromosome

View the Birth Control Options Slideshow

Medical Definition of Acrocentric chromosome

Acrocentric chromosome: A chromosome in which the centromere is located quite near one end of the chromosome. Humans normally have five pairs of acrocentric chromosomes. Down syndrome is caused by an extra acrocentric chromosome (chromosome21).


Quick GuideWomen's Health: Nutrition and Health Care Reform

Women's Health: Nutrition and Health Care Reform

Subscribe to MedicineNet's Women's Health Newsletter

By clicking Submit, I agree to the MedicineNet's Terms & Conditions & Privacy Policy and understand that I may opt out of MedicineNet's subscriptions at any time.

Reviewed on 5/13/2016

Health Solutions From Our Sponsors