1. cytochrome-b
2. cytochrome-f
3. quinone
4. ferredoxin
The first acceptor of electrons from an excited chlorophyll molecule of photosystem II is:
1. | cytochrome | 2. | iron-sulphur protein |
3. | ferredoxin | 4. | quinone |
In photosystem-I, the first electron acceptor is:
1. ferredoxin
2. cytochrome
3. plastocyanin
4. an iron-sulphur protein