Which is the chemical equation for cellular respiration, and which statement describes the reaction?

carbon dioxide + water ® glucose + oxygen + water

Energy is required in the form of light.

glucose + oxygen ® carbon dioxide + water

Energy is produced in the form of ATP.

carbon dioxide + water ® glucose + oxygen + water

Energy is produced in the form of ATP.

glucose + oxygen ® carbon dioxide + water

Energy is required in the form of light.