What difference in the eye's radiation detectors causes color blindness?

Answer 1

Each of our eyes contain what is called rods and cones, these rods and cones enable us to see colours. Rods let us see brightness and Cones let us see colours. There are cone that let you see red, green and blue. When you have less numbers of a particular cone then you can become colour blind. In bright light you may see a green but in a different light it may appear brown