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peroxisome Hear it!

peroxisome definition

☆ per·oxi·some (pər äk′si sōm′)

noun

any of a group of organelles in some cells of mammals, the leaves of plants, etc., containing enzymes that produce and then decompose hydrogen peroxide: thought to be involved in cellular metabolism

Etymology: < peroxide + -some

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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