In the reduction of pyruvate to lactate, which of the following is regenerated?
(a) H^+
(b) NADH
(c) NAD^+
(d) Na^+
I got this question in an interview.
This is a very interesting question from Fates of Pyruvate under Anaerobic Conditions: Fermentation in portion Principles of Bioenergetics and Glycolysis of Biochemistry