Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? No effect on oxygen affinity Increase affinity in muscle cell otherwise decrease Increase in oxygen affinity Decrease in oxygen affinity No effect on oxygen affinity Increase affinity in muscle cell otherwise decrease Increase in oxygen affinity Decrease in oxygen affinity 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 different orders of protein structure are determined by all of the following bond types except peptide bonds phospho-diester bonds hydrogen bonds disulfide bridges peptide bonds phospho-diester bonds hydrogen bonds disulfide bridges 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 globular domain A P-pleated sheet A multimeric protein An a-helix A globular domain A P-pleated sheet A multimeric protein ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides When pO2 = Kd of myoglobin, the fractional saturation (YO2) is about 0.5 1.7 0.9 0.1 0.5 1.7 0.9 0.1 ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In the β-pleated sheet the polypeptide chain is fully extended hydrogen bonds are formed between the peptide bonds adjacent polypeptide chains can either be parallel or antiparallel All of these the polypeptide chain is fully extended hydrogen bonds are formed between the peptide bonds adjacent polypeptide chains can either be parallel or antiparallel All of these ANSWER DOWNLOAD EXAMIANS APP