Question

question 3 (1 point) what is the initial reactant in cellular respiration? a) ethanol b) lactic acid c) glucose d) pyruvate

Explanation:

Cellular respiration begins with glycolysis, where glucose is the starting - molecule that gets broken down. Ethanol is a product of alcoholic fermentation, lactic acid is a product of lactic - acid fermentation, and pyruvate is a middle - product in cellular respiration.

Answer:

C. glucose