Question 1
The secondary structure of a protein is due to ________ between amino acid residues.
◦ covalent bonding
◦ hydrogen bonding
◦ disulfide linkage
◦ hydrophobic interactions
◦ salt bridges
Question 2
The hydrogen bonding between the carbonyl group of an amino acid with the amino group of the fourth amino acid farther along the chain leads to ________.
◦ parallel β-pleated sheets
◦ α-helix
◦ antiparallel β-pleated sheets
◦ β-helix
◦ none of these