Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? One-tenth One-fourth Half One-third One-tenth One-fourth Half One-third ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Which of the three subunits of the G proteins binds GDP and GTP? Delta Gamma Beta Alpha Delta Gamma Beta Alpha ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The oxygen binding curves of hemoglobin and myoglobin both (a) and (b) are identical allow maximum transfer of oxygen to the tissues are a consequence of the quaternary structure of hemoglobin both (a) and (b) are identical allow maximum transfer of oxygen to the tissues are a consequence of the quaternary structure of hemoglobin ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In deoxy hemoglobin (Hb), the Fe (II) is coordinated to four nitrogens of heme and to a water molecule two nitrogens of heme and to three water molecules four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three His residues in Hb four nitrogens of heme and to a water molecule two nitrogens of heme and to three water molecules four nitrogens of heme, the proximal His, and a water molecule two nitrogens of heme and to three His residues in Hb ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The resonance structures that can be drawn for the peptide bond indicate that the peptide bond is still not completely understood is stronger than an ordinary single bond both (a) and (b) has partial double bond character is still not completely understood is stronger than an ordinary single bond both (a) and (b) has partial double bond character ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? Decrease in oxygen affinity Increase in oxygen affinity No effect on oxygen affinity Increase affinity in muscle cell otherwise decrease Decrease in oxygen affinity Increase in oxygen affinity No effect on oxygen affinity Increase affinity in muscle cell otherwise decrease ANSWER DOWNLOAD EXAMIANS APP
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