Answer the following question given this paragraph: 

Both stages of photosynthesis take place in chloroplasts. The light reactions take place in the thylakoid membranes, and the Calvin cycle takes place in the stroma.


Q: The light reactions take place in which membranes?

 Choices:

- the cell membranes

- the phospholipid

- the stroma

- the thylakoid

A:
the thylakoid
