the protein part of visual photo pigments. The other part is a vitamin A sub-product considered to be retinal. There is one for each rod, that combined with retinal types, the rod photo pigment iuiodopsin.
the protein part of visual photo pigments. The other part is a vitamin A sub-product considered to be retinal. There is one for each rod, that combined with retinal types, the rod photo pigment iuiodopsin.