Question

In glycolysis, dihydroxyacetone phosphate is isomerized to _______, which then reenters the pathway. A. glucose-6-phosphate B. glyceraldehyde-3-phosphate C. phosphoenolpyruvate D. fructose-6-phosphate E. pyruvate

Answer 1

Answer:

B. glyceraldehyde-3-phosphate

Explanation:

The reaction takes place at tghe step five of the whole pathway where enzyme Triosephosphate isomerase is responsible

   Step 1: Hexokinase. ...

   Step 2: Phosphoglucose Isomerase. ...

   Step 3: Phosphofructokinase. ...

   Step 4: Aldolase. ...

   Step 5: Triosephosphate isomerase. ...

  Step 6: Glyceraldehyde-3-phosphate Dehydrogenase. ...

   Step 7: Phosphoglycerate Kinase. ...

   Step 8: Phosphoglycerate Mutase.