A) Strong covalent interactions B) Interactions with other proteins C) Multiple weak interactions D) Interactions with prosthetic groups Answer (Select an option above to get the answer):
(Single Best Answer) Question 4: Which one of the following amino acids is most likely to be found in the transmembrane region of a protein ?
A) Lysine B) Arginine C) Leucine D) Aspartate Answer (Select an option above to get the answer):
A) Native Poly Acrylamide Gel Electrophoresis (PAGE) B) Sodium Dodecyl Sulphate h-PAGE C) Isoelectric focusing D) Ion Exchange Chromatography Answer (Select an option above to get the answer):
A) Hemoglobin HbS differs from hemoglobin HbA by the substitution of Val for Glu in position 6 of the beta chain B) One altered peptide of Hb S migrates faster towards the cathode (-) than the corresponding peptide of HbA C) Binding of HbS to the deoxygenated HbA can extend the polymer and cause sickling of the red blood cells D) Lowering the concentration of deoxygenated Hb S can prevent sickling Answer (Select an option above to get the answer):
A) Polar side chain B) Non-polar side chain C) Negatively charged side chain D) Positively charged side chain Answer (Select an option above to get the answer):
(Single Best Answer) Question 9: Which of the following is most commonly used to detect the tertiary structure of the proteins ?
A) Chromatography B) Electrophoresis C) Spectrophotometry D) X-ray crystallography Answer (Select an option above to get the answer):