Question Detail
Question
How many carbon atoms are in a molecule of RuBP
Correct Answer
Option A is the correct answer.
Detailed Explanation
RuBP stands for Ribulose-1,5-bisphosphate. It is a 5-carbon sugar (a ketopentose) that acts as the primary CO2 acceptor in the Calvin cycle of photosynthesis.
Hint
What is the full name of RuBP, and what does the 'pent' in ribulose hint at?