heterochromatin Hear it!

heterochromatin definition

hetero·chro·ma·tin (-krō′mə tin)

noun

Biol. the portion of the chromatin that stains densely and contains few or no genes

Etymology: hetero- + chromatin

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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