Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? 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 Increase in oxygen affinity Increase affinity in muscle cell otherwise decrease ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The molecular formula for glycine is C2H5O2N. What would be the molecular formula for a linear oligomer made by linking ten glycine molecules together by condensation synthesis? C20H50O20N10 C20H40O10N10 C20H32O11N10 C20H68O29N10 C20H50O20N10 C20H40O10N10 C20H32O11N10 C20H68O29N10 ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The Ramachandran Plot illustrates the fact that the peptide bond is planar the F & Y angles can assume approximately three different values the F & Y angles can assume only a single value in a protein the F & Y angles can assume any value in a peptide the peptide bond is planar the F & Y angles can assume approximately three different values the F & Y angles can assume only a single value in a protein the F & Y angles can assume any value in a peptide ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides When pO2 = Kd of myoglobin, the fractional saturation (YO2) is about 0.9 1.7 0.5 0.1 0.9 1.7 0.5 0.1 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 histidine residues in the protein the nitrogen atoms on the heme lysine residues in the protein the iron atom in the heme group histidine residues in the protein the nitrogen atoms on the heme lysine residues in the protein 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 allow maximum transfer of oxygen to the tissues both (a) and (b) are a consequence of the quaternary structure of hemoglobin are identical allow maximum transfer of oxygen to the tissues both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP