Question

172. Which of the following is a basic amino acid?
(a) Leucine
(6) Lysine
(c) Methionine
(d) Aspartic acid
173. If all the peptide bonds of a protein are broken down, then
what would remain?
(a) Amino acids
(b) Peptides
(C) Polypeptides (d) Oligopeptides
174. A peptide chain assumes secondary structure through the
formation of:
(a) interchain ionic bond
(b) intrachain hydrogen bond
(c) peptide bond
(d) intrachain disulphide linkage
175. Steroids are important constituent of:
(a) Cell membrane (b) Sex hormones
(c) Enzymes
(d) All of these​

Answer 1

Answer:

sorry I can't and thanks for free point

Answer 2

Answer:

172. Lysine

173. amino acid

174. intrachain hydrogen bond

Explanation:

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