Multiple choice

Which enzyme catalyzes the conversion of ribose-5-phosphate (R5P) into ribulose-5-phosphate (Ru5P, RuP) in the regeneration stage of Calvin cycle?

  1. Transketolase

  2. Phosphopentose epimerase

  3. Phosphopentose isomerase

  4. Phosphoribulokinase

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Phosphopentose isomerase catalyzes the conversion of ribose-5-phosphate (R5P) into ribulose-5-phosphate (Ru5P, RuP) in the regeneration stage of Calvin cycle.