Which of the following complexes are involved in photochemical reactions?
(I) Photosystem-I
(II) Photosystem-II
(III) Cytochrome b6/f complex
(IV) ATP synthase
A
I , IV only
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B
I, II only
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C
I , II, III only
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D
I, II, IIII, & IV
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Solution
The correct option is D
I, II, IIII, & IV
The photochemical reactions involve four components that are found in thylakoid membrane: two photosystems- Photosystem I and II, that are connected by the Cytochrome b6/f Complex and ATP synthase.