Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? Half One-tenth One-third One-fourth Half One-tenth One-third One-fourth 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 Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity No effect on oxygen affinity Increase in oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Hydrogen bonds in a-helices are 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 analogous to the steps in a spiral staircase not present at Phe residues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What was the first protein whose complete tertiary structure was determined? Lysozyme Myoglobin Pancreatic ribonuclease Pancreatic DNase Lysozyme Myoglobin Pancreatic ribonuclease Pancreatic DNase ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen binding curves of hemoglobin and myoglobin are a consequence of the quaternary structure of hemoglobin are identical both (a) and (b) allow maximum transfer of oxygen to the tissues are a consequence of the quaternary structure of hemoglobin are identical both (a) and (b) allow maximum transfer of oxygen to the tissues ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides An oil drop with a polar coat is a metaphor referring to the three dimensional structure of fibrous proteins globular proteins collagen silk protein fibrous proteins globular proteins collagen silk protein ANSWER DOWNLOAD EXAMIANS APP