What are water and carbon dioxide in the cellular respiration reaction?

they are reactants because they are present before the reaction.
they are reactants because they are present after the reaction.
they are products because they are present before the reaction.
they are products because they are present after the reaction.

They are products because they are present after the reaction.

Reactants are present before the reactions, products are after the reaction. so you can rule out the 2 and 3 option. The water is released after the electron transport chain and the carbon dioxide is produced after the Krebs cycle. So they are products so the answer is the fourth one.

Answer   D. They are products because they are present after the reaction.

Explanation:  Took the test got a 100%

Spontaneous at only low temperature. I made a chart for my AP Chem class if you want to refer to it.