Second step in Glycolysis?????

Question

Which of the following statements is true of the second step in glycolysis?

A. Energy is gained

B. Energy is lost

C. Identical 6-carbon molecules are formed.

D. Energy is neither gained nor lost

E. Pyruvate is formed

Answer 1

B. Energy is lost.

Answer 2

Glycolysis step 2:

Isomerization of glucose-6-phosphate catalysed by Phosphoglucoisomerase:

α-D-Glucose-6-phosphate <=> D-Fructode-6-phosphate

δGo = +1.7 kJ/mol.

D) = answer