Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? One-third One-tenth Half One-fourth One-third One-tenth Half One-fourth ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Hydrogen bonds in a-helices are analogous to the steps in a spiral staircase not present at Phe residues roughly parallel to the helix axis more numerous than Vander Waals interactions analogous to the steps in a spiral staircase not present at Phe residues roughly parallel to the helix axis more numerous than Vander Waals interactions ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Heme is the binding pocket of myoglobin and hemoglobin and is composed of polar residues negatively charged residues positively charged residues hydrophobic residues polar residues negatively charged residues positively charged residues hydrophobic residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the following is an example of tertiary structure in a protein? An a-helix A multimeric protein A P-pleated sheet A globular domain An a-helix A multimeric protein A P-pleated sheet A globular domain ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What was the first protein whose complete tertiary structure was determined? Pancreatic ribonuclease Myoglobin Lysozyme Pancreatic DNase Pancreatic ribonuclease Myoglobin Lysozyme Pancreatic DNase ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? No effect on oxygen affinity Increase in oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease No effect on oxygen affinity Increase in oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease ANSWER DOWNLOAD EXAMIANS APP
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