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para-aminobenzoic acid(pâr`ə-əmē`nōbĕnzōĭk): see vitaminvitamin,
group of organic substances that are required in the diet of humans and animals for normal growth, maintenance of life, and normal reproduction. Vitamins act as catalysts; very often either the vitamins themselves are coenzymes, or they form integral parts of coenzymes.
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para-aminobenzoic acid[¦par·ə ə¦mē·nō‚ben¦zō·ik ′as·əd]
C7H7O2N A yellow-red, crystalline compound that is part of the folic acid molecule; essential in metabolism of certain bacteria. Abbreviated PABA.