Structure and Properties of Peptides An oil drop with a polar coat is a metaphor referring to the three dimensional structure of globular proteins fibrous proteins silk protein collagen globular proteins fibrous proteins silk protein collagen ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What was the first protein whose complete tertiary structure was determined? Pancreatic DNase Myoglobin Pancreatic ribonuclease Lysozyme Pancreatic DNase Myoglobin Pancreatic ribonuclease Lysozyme ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides The same peptide, Val-Lys-Glu-Met-Ser-Trp-Arg-Ala. was digested with chymotrypsin to produce Val-Lys + Glu-Met-Ser + Trp-Arg-Ala. Val-Lys-Glu-Met-Ser + Trp-Arg-Ala. Val-Lys-Glu-Met-Ser-Trp + Arg-Ala. Val-Lys-Glu-Met + Ser-Trp-Arg-Ala. Val-Lys + Glu-Met-Ser + Trp-Arg-Ala. Val-Lys-Glu-Met-Ser + Trp-Arg-Ala. Val-Lys-Glu-Met-Ser-Trp + Arg-Ala. Val-Lys-Glu-Met + Ser-Trp-Arg-Ala. ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides Peptides in the fully extended chain conformation also have a cis geometry in their peptide bonds are equivalent to the (3-sheet structure have Y = F = 180° do not occur in nature also have a cis geometry in their peptide bonds are equivalent to the (3-sheet structure have Y = F = 180° do not occur in nature ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides In the β-pleated sheet adjacent polypeptide chains can either be parallel or antiparallel the polypeptide chain is fully extended All of these hydrogen bonds are formed between the peptide bonds adjacent polypeptide chains can either be parallel or antiparallel the polypeptide chain is fully extended All of these hydrogen bonds are formed between the peptide bonds ANSWER DOWNLOAD EXAMIANS APP
Structure and Properties of Peptides What is the effect of a decrease in pH on hemoglobin oxygen affinity? No effect on oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease Increase in oxygen affinity No effect on oxygen affinity Decrease in oxygen affinity Increase affinity in muscle cell otherwise decrease Increase in oxygen affinity ANSWER DOWNLOAD EXAMIANS APP
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