How many carbon atoms does the primary acceptor of CO2 in photosynthesis have?

What is the primary acceptor of CO2 in photosynthesis?

When CO2: O2 is approximately 1, RuBisCO has a lower affinity for CO2. True or false?

Which of these is not an effect of water stress?

Which scientist gave the Law of Limiting Factors?

In PS II, the last electron acceptor is __

Which of these take place in the first step of the Calvin pathway?

Why is light energy used in photosynthesis?