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Human retinas still lack a dedicated UV photoreceptor like those found in other animals.—Scott Travers, Forbes.com, 23 May 2026 So there’s a cycle of retinal molecules that goes between photoreceptors and the retinal pigment epithelium.—Lauren J. Young, Scientific American, 4 May 2026 Though bees have an impressive ability to see ultraviolet light, their eyes lack photoreceptors for red light.—Brandee Gruener, Southern Living, 1 Mar. 2026 In dim lighting, your rod cells, which are highly light-sensitive photoreceptors, become more active.—Diana Hubbell, Popular Science, 29 Oct. 2025 See All Example Sentences for photoreceptor