Although the ratio of carboxylase to oxygenase activity of rubisco is about ____ to one, the oxygenase activity diminishes plant productivity because of the loss of ____.
A) one; rubisco
B) two; ribulose-5-phosphate
C) 3-4; ribulose-1,5-bisphosphate
D) 6-8; rubisco
E) 8-10; ribulose-5-phosphate

Question

Quizplus · Accepted Answer

The ratio of carboxylase to oxygenase activity of rubisco is about 3-4 to one. However, the oxygenase activity diminishes plant productivity because of the loss of ribulose-1,5-bisphosphate.

Although the Ratio of Carboxylase to Oxygenase Activity of Rubisco