Question

I. Initial CO₂ acceptor

II. Extent of photorespiration

III. Enzyme catalyzing reaction that fixes CO₂

IV. Presence of Calvin Cycle

V. Leaf anatomy

Which one does not differ between a C₃ and a C₄ plant?

• A. I and V
• B. IV
• C. II and III
• D. II

Answer 1

Answer: (B)

IV