Q. How many turns of Calvin cycle are required for the formation of three molecules of glucose?
A) 18
B) 6
C) 3
D) 1
Explanation
[Solution from source] Each turn fixes one CO₂ and glucose has six carbons, so six turns make one glucose. Three glucose need 3 × 6 = 18 turns. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.