Photosynthesis and cellular respiration are often described as existing in a cycle. Which statement best describes why this is true? O Plants perform only photosynthesis and animals perform cellular respiration
O Heterotrophs can perform photosynthesis and cellular respiration, where autotrophs can only perform photosynthesis.
O Plants perform only cellular respiration and animal perform photosynthesis.
O Each reaction results in chemical products that are needed as reactants for the other reaction.