Answer the following question given this paragraph: 

Figure 8.5 The basic equation for photosynthesis is deceptively simple. In reality, the process takes place in many steps involving intermediate reactants and products. Glucose, the primary energy source in cells, is made from two three-carbon GA3Ps.


Q: What is the primary energy source for cells?

 Choices:

- sucrose

- protein

- glycogen

- glucose

A:
glucose
