Special senses: Color vision and color blindness

The attached video confers the interesting phenomenon of color vision. It talks about color blindness in detail. Providing the genetic cause behind it as well as its various types, and the diseases associated with color blindness. Timeline: 00:00 introduction 01:17 genetics for color blindness 02:48 how color vision works 03:26 color blindness and its types 05:15 Diseases associated with color blindness