Question

$PEP$ carboxylase is -

• A. Involved in at least some $CO_{2}$ fixation in both $C_{3}$ and $C_{4}$ plants.
• B. Catalyzes the reaction fixing $CO_{2}$ into pyruvic acid in bundle sheath cells
• C. Capable of fixing $CO_{2}$ more efficiently at lower atmospheric $CO_{2}$ concentration than $RUBP$ carboxylase
• D. The most abundant enzyme in the world

Answer 1

Answer: (C)

Correct answer is (c) Capable of fixing $CO_{2}$ more efficiently at lower atmospheric $CO_{2}$ concentration than $RUBP$ carboxylase