polycomb

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English

Etymology

poly- +‎ comb, in reference to the sex comb.

Noun

English Wikipedia has an article on:

Polycomb-group proteins

polycomb (uncountable)

(biochemistry) A protein (or one of a larger group) whose function is to modify gene expression via changes to chromatin
Synonyms: (abbreviation) pc, PC

See also

trithorax

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