Font Size
A
A
A

Definition of Chromatin

Chromatin: The nucleoprotein material of chromosomes. Chromatin is essentially the substance of chromosomes. It is made up of DNA attached to a protein structure, together with chromosomal RNA. Chromatin exists in two states, euchromatin and heterochromatin, with different staining and functional properties.

Source: MedTerms™ Medical Dictionary
http://www.medicinenet.com/script/main/art.asp?articlekey=26409
Last Editorial Review: 6/14/2012

Medical Dictionary Definitions A - Z

Search Medical Dictionary



NIH talks about Ebola on WebMD


Medical Dictionary