MCAT glycolysis questions with correct answers graded A+

MCAT glycolysisGlycolysis is the first step in cellular respiration, where sugars that are consumed are converted into fuels. It is when glucose is converted into ...... molecules of................... - correct answer 2 pyruvate Here is a pic of the steps of glycolysis - correct answer List the enzymes that catalyze each step of glycolysis in order: - correct answer 1. hexokinase 2. phosphoglucose isomerase 3. phosphofructokinase-1 4. aldolase 5. trios phosphate isomerase 6. glyceraldehyde 3-phosphate dehydrogenase 7. phosphoglycerate kinase 8. phosphoglycerate mutase 9. enolase 10. pyruvate kinase Which steps of glycolysis are irreversible? - correct answer step 1: glucose -> glucose 6-P step 3: fructose 6-P -> fructose 1,6-bis P. step 10: phosphoenolpyruvate -> pyruvate Which enzymes catalyze the irreversible steps? - correct answer - hexokinase (or glucokinase in the liver and some pancreatic cells) - Phosphofructokinase-1 - pyruvate kinase