Visual response in barnacle photoreceptors is not initiated by transitions to and from metarhodopsin.
D000818:Animals; D004735:Energy Transfer; D007536:Isomerism; D008564:Membrane Potentials; D010786:Photoreceptor Cells / Q000502:physiology*; D011487:Protein Conformation; D012168:Retinal Pigments / Q000502:physiology*; D012243:Rhodopsin / Q000502:physiology*; D013057:Spectrum Analysis; D001468:Thoracica / Q000502:physiology*; D014785:Vision, Ocular
D012168:Retinal Pigments; D012243:Rhodopsin