iodopsin
41opsin — noun retinal protein formed by the action of light on rhodopsin • Hypernyms: ↑protein • Substance Holonyms: ↑visual purple, ↑rhodopsin, ↑retinal purple, ↑iodopsin …
42photopigment — noun a special pigment found in the rods and cones of the retina • Hypernyms: ↑pigment • Hyponyms: ↑iodopsin, ↑visual purple, ↑rhodopsin, ↑retinal purple * * * photopigment see photo 1 …
43retinal cone — noun a visual receptor cell in the retina that is sensitive to bright light and to color • Syn: ↑cone, ↑cone cell • Hypernyms: ↑visual cell • Part Holonyms: ↑retina • Part Meronyms: ↑ …
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