How whale shark rhodopsin evolved to see, in the deep blue sea

ScienceDaily
Mar 29, 2023, 1:19 pm62 pts
A group of researchers discovered that the rhodopsin -- a protein in the eye that detects light -- of whale sharks has changed to efficiently detect blue light, which penetrates deep-sea water easily. The amino acid substitutions -- one of which is counterintuitively associated with congenital stationary night…

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