Answer;
-Glucose
-Pyruvate
Glycolysis starts with glucose and ends with Pyruvate.
Explanation;
Glycolysis is the sequence of reactions for the breakdown of Glucose which is a simple sugar into two molecules of pyruvic acid (3-carbon molecule) under aerobic conditions; or lactate under anaerobic conditions along with the production of small amount of energy.
IT is the foundation of both aerobic and anaerobic cellular respiration.