Bacteriorhodopsins contain which of the following pigments?

Bacteriorhodopsins contain which of the following pigments? Correct Answer Retinal

The pigment that bacteriorhodopsins contain is retinal. It is a green-light absorbing pigment and it is critical for the functioning of bacteriorhodopsins. Bacteriorhodopsins do not contain chlorophyll, phycobilins, and xanthophylls. Retinal is one of the several yellow or red carotenoid pigments.
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