Definition for Rods
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Revision as of 20:15, 27 January 2011 by Duddy (Talk | contribs) (Created page with "Photoreceptors found in the vertebrate eye; they are very sensitive to low-intensity light but do not readily discriminate different colours. Rods are used mostly at night, and t...")
Photoreceptors found in the vertebrate eye; they are very sensitive to low-intensity light but do not readily discriminate different colours. Rods are used mostly at night, and they send signals to the brain that generate a black-and-white visual image.
