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DNA definition

DNA (dē′en′ā′)

noun

a nucleic acid that is bound in double helical chains by hydrogen bonds between the bases, forming the basic material in the chromosomes of the cell nucleus: it contains the genetic code and transmits the hereditary pattern

Etymology: d(eoxyribo)n(ucleic) a(cid)

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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