Question

The active component of photosystem I is composed of

• A. Chlorophyll h with absorption peak at 680 nm
• B. Chlorophyll h with absorption peak at 680 nm
• C. Chlorophyll a with absorption peak at 680 nm
• D. Chlorophyll a with absorption peak at 700 nm

Answer 1

The correct option is D

Chlorophyll a with absorption peak at 700 nm

The chlorophyll a reaction centre for PS I has an absorption maxima peak at 700 nm.