37. Plants need which gas to perform photosynthesis?

What is photosynthesis?

Why Does dark reaction is not really dark in photosynthesis?

What would be the expected effect on plants if the atmospheric CO2 concentration was doubled?

A) All plants would experience increased rates of photosynthesis.

B) C3 plants would have faster growth; C4 plants would be minimally affected.

C) C4 plants would have faster growth; C3 plants would be minimally affected.

D) C3 plants would have faster growth; C4 plants would have slower growth.