Rods are one of two types (the other are cones) of photoreceptor cells in the retina. Both are located at the back of the eye and gather strong and weak light. Rods are active at night and so are...
There are cones and rods in the eye. While Cones detect color from white light, Rods sense the intensity of the light. For example, let's say green light has 47 intensity and orange has 27 intensity....
Rods are light-sensitive receptors in the retina of vertebrates. They are sensitive to dim light. They contain a photo-sensitive pigment "rhodopsin" which when exposed to light absorbs it and the...