Question

what is the first photosystem in the thylakoid membrane called? numero uno photosystem i p700 photosystem ii

Explanation:

In the thylakoid membrane, the first photosystem in the light - dependent reaction sequence is photosystem II. It has a reaction - center chlorophyll a molecule that absorbs light maximally at 680 nm and is also known as P680. Photosystem I comes later in the electron - transport chain. P700 is the reaction - center chlorophyll of photosystem I. "numero uno" is not a scientific name for a photosystem.

Answer:

D. photosystem II