Q.1 The ―NH―CO is called:
| A) Amide group | C) Protein linkage |
| B) Amino group | D) Peptide linkage |
Q.3 Which of the following has an amino R-group?
A) Lysine C) Valine
B) Proline D) Alanine
Q.4 At intermediate value of pH, amino acids form Zwitter ions containing:
A) ―N+H3 and COO― C) ―N+H3 and COOH
B) ―NH3 and COO― D) ―NH3 and COOH
Q.5 A polymer in which the number of amino acid residue is greater than 100 or molecular mass is
greater than 1000, is known as:
A) Protein C) Dipeptide
B) Polypeptide D) Tripeptide
A) Lysine C) Valine
B) Proline D) Alanine
Q.4 At intermediate value of pH, amino acids form Zwitter ions containing:
A) ―N+H3 and COO― C) ―N+H3 and COOH
B) ―NH3 and COO― D) ―NH3 and COOH
Q.5 A polymer in which the number of amino acid residue is greater than 100 or molecular mass is
greater than 1000, is known as:
A) Protein C) Dipeptide
B) Polypeptide D) Tripeptide
Q.7 Organic compound containing both amine and carboxyl group is known as
A) Amino acid C) Saccharide
B) Fatty acid D) Amide
A) Amino acid C) Saccharide
B) Fatty acid D) Amide