Acid Acids: Ndikosakaniza kwamankhwala osiyanasiyana owoneka bwino kwambiri opangidwa ndi kuwonongeka kwa nyama ndi kusinthika kwa nyama ndi zotsalira ndi kusintha kwa masentimita yayitali komanso mankhwala. Ili ndi magulu osiyanasiyana ogwirira ntchito monga Carboxyl, hydroxyl, methoxy, carbonyl, ndi quinone.

Antino acid ndi dzina lalikulu la kalasi lazinthu zachilengedwe zomwe zimakhala ndi Amino ndi Magulu a Carboxyl. Ndiwo malo oyambira a biolocal amagwiritsa ntchito mapuloteni a macrorolecular ndi chinthu choyambirira chomwe chimapangitsa mapuloteni omwe amafunikira nyama ndi kubzala zakudya.