peptide bond

Which of the solutions is a positive control? Which contains more protein (C – N bonds), egg albumen or amino acid solution?

Proteins: Biuret test Proteins are made of amino acids, each of which has an amino group (-NH2), a carboxyl (acid) group (-COOH), and a variable side chain. A peptide bond forms between the amino group of one amino acid and the carboxyl group of an adjacent amino acid. Proteins are identified by a Biuret test. […]

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