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Dictionary

bi•o•tin

Pronunciation: (bī'u-tin), [key]
—n. Biochem.
a crystalline, water-soluble vitamin, C₁₀H₁₆O₃N₂S, of the vitamin B complex, that is present in all living cells and functions as a growth factor and as a catalyst in carboxylation reactions. Also called vitamin H.

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

biotic potential

biotite

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