Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? One-tenth One-fourth One-third Half One-tenth One-fourth One-third Half ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Peptides in the fully extended chain conformation are equivalent to the (3-sheet structure do not occur in nature also have a cis geometry in their peptide bonds have Y = F = 180° are equivalent to the (3-sheet structure do not occur in nature also have a cis geometry in their peptide bonds have Y = F = 180° ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen in hemoglobin and myoglobin is bound to the iron atom in the heme group the nitrogen atoms on the heme lysine residues in the protein histidine residues in the protein the iron atom in the heme group the nitrogen atoms on the heme lysine residues in the protein histidine residues in the protein ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen binding curves of hemoglobin and myoglobin allow maximum transfer of oxygen to the tissues are identical both (a) and (b) are a consequence of the quaternary structure of hemoglobin allow maximum transfer of oxygen to the tissues are identical both (a) and (b) are a consequence of the quaternary structure of hemoglobin ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin 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 No effect on oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Disulfide bonds most often stabilize the native structure of hydrophobic proteins extracellular proteins intracellular proteins dimeric proteins hydrophobic proteins extracellular proteins intracellular proteins dimeric proteins ANSWER DOWNLOAD EXAMIANS APP