What is the specific reaction in glycolysis that is catalyzed by the enzyme triose-phosphate isomerase?

• A. Conversion of glucose into glucose-6-phosphate
• B. Conversion of fructose-1,6-bisphosphate into two molecules, one being dihydroxyacetone phosphate (DHAP)
• C. Conversion of 3-phosphoglycerate into 2-phosphoglycerate
• D. Conversion of dihydroxyacetone phosphate (DHAP) into glyceraldehyde-3-phosphate

Answer: (D)