Question

Why is it important to eat a healthy meal before an afternoon of playing sports?

Food provides carbon dioxide, which is a product of cellular respiration.
Food provides oxygen, which is a product of cellular respiration.
Food provides glucose, which is a reactant in cellular respiration.
Food provides energy, which is a reactant in cellular respiration.
A B C or D

Answer 1

C

Food supplies glucose (and other fuels), which is a reactant in cellular respiration — your cells use glucose to make ATP needed for muscle work during sports.