NBCE Biochemistry exam 2024 with 100% correct answers

Which pair of enzymes listed below is unique to gluconeogensis? A. Pyruvate kinase and pyruvate carboxylase B. Phosphoenolpyruvate carboxykinase and pyruvate carboxylase C. Fructose bisphosphatase and phosphofructokinase D. Pyruvate dehydrogenase and glucose 6-phosphataseAnswer - B. Phosphoenolpyruvate carboxykinase and pyruvate carboxylase Which 2 polysaccharides contain the same types of bonds? A. Cellulose and amylose B. Amylopectin and glycogen C. Glycogen and cellulose D. Amylose and amylopectinAnswer - B. Amylopectin and glycogen Which glycolytic enzyme catalyzes a substrate-level phosphorylation? A. Glucokinase B. Phosphofructokinase C. Phosphoglycerate kinase D. HexokinaseAnswer - C. Phosphoglycerate kinase An example of a food that is an excellent source of soluble fiber is: A. Wheat bran cereal B. Brown rice C. Whole wheat bread D. OatmealAnswer - D. Oatmeal Which polysaccharide has the highest proportion of alpha-1,4 glycosidic linkages? A. Starch B. Amylo