UNE medical biochemistry Unit 1 Test questions and answers correctly explained.

UNE medical biochemistry Unit 1 Test questions and answers correctly explained. Changes in the physiological variables listed below can alter the affinity of hemoglobin for oxygen. Which of the following will lower the affinity of hemoglobin for oxygen? a) decrease in protons b) increase in 2,3 bisphosphoglycerate (BPG) c) increase in pH d) decrease in CO2 - correct answers.Increase in 2,3 bisphosphoglycerate (BPG) Domains are common structural elements that retain a particular function within the protein. Which of the following is an example of a protein domain? a) a prosthetic group such as heme b) irregular coils and loops c) an arrangement of β-strands connected by α- helixes d) a single α- helix - correct answers.An arrangement of β-strands connected by α-helixes A 22-year-old female is diagnosed with acute pancreatitis. Elevation of which of the following serum enzymes would be consistent with this diagnosis? a) lactate dehydrogenase b) amylase c) troponin d) creatine kinase - correct se Movement of ammonia from an amino acid to an alpha-keto acid involves a family of enzymes best categorized as: a) transferases