Which of the following is the best definition of the term amino acid?
A)A carboxylic acid containing both an amine group and a variable alkyl group
B)A substance that yields hydronium ions in aqueous solution
C)A substance that donates protons in a chemical reaction
D)A substance that forms covalent bonds by accepting a pair of electrons
E)An organic acid containing the carboxyl group, having the general formula RCOOH

Question

Quizplus · Accepted Answer

Amino acids are organic compounds that contain both an amine group (-NH2) and a carboxylic acid group (-COOH) bound to the same carbon atom, called the alpha carbon. They also have a variable side chain (R group) that determines their unique properties.

Which of the Following Is the Best Definition of the Term