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Dictionary

chro•ma•tin

Pronunciation: (krō'mu-tin), [key]
—n. Cell Biol.
the readily stainable substance of a cell nucleus, consisting of DNA, RNA, and various proteins, that forms chromosomes during cell division. See diag. under cell.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

chromatid

chromatism

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