Structure and Properties of Peptides An oil drop with a polar coat is a metaphor referring to the three dimensional structure of silk protein collagen globular proteins fibrous proteins silk protein collagen globular proteins fibrous proteins ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the proportion of glycine residues in collagenous regions? One-third Half One-tenth One-fourth One-third Half One-tenth One-fourth ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides If the F and Y angles of each peptide unit in a protein are known, which of the following may also be determined? Thermodynamic stability Complete quaternary structure Complete secondary structure Complete tertiary structure Thermodynamic stability Complete quaternary structure Complete secondary structure Complete tertiary structure ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The heme is held in place by a bond between the Fe2+ and cysteine the Fe2+ and histidine the Fe3+ and histidine the Fe3+ and cysteine the Fe2+ and cysteine the Fe2+ and histidine the Fe3+ and histidine the Fe3+ and cysteine 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 Increase affinity in muscle cell otherwise decrease No effect on oxygen affinity Decrease in oxygen affinity Increase in oxygen affinity Increase affinity in muscle cell otherwise decrease No effect on oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In β-pleated sheet structures neighbouring neighboring chains are connected by a-helices chains lie in a flat plane neighboring residues are hydrogen bonded neighboring chains are hydrogen bonded neighboring chains are connected by a-helices chains lie in a flat plane neighboring residues are hydrogen bonded neighboring chains are hydrogen bonded ANSWER DOWNLOAD EXAMIANS APP