Which of the following best describes the relationship between photophosphorylation and oxidative phosphorylation?

• A. Photophosphorylation generates ATP using oxygen, while oxidative phosphorylation uses light.
• B. Both processes occur in mitochondria and use light to generate ATP.
• C. Photophosphorylation is a form of oxidative phosphorylation that occurs in the presence of light.
• D. Both processes generate ATP, but photophosphorylation occurs in chloroplasts while oxidative phosphorylation occurs in mitochondria.

Answer: (D)