Race: the caste system.
Race: the caste system. The world has a huge population encompassing many obvious physical variations, from light skins to some of the darkest in tone and a wide variety of hair textures and facial features. Such variations there, as elsewhere, are a product of natural selection in different environments , and of genetic drift among small populations, and of historical migrations and contact between people. Pakistan also encompasses a variety of people belonging to different castes, tribes, and regions. We used to recognize them based on their region despite their character and nature. The major ethnic groups of Pakistan include Punjabis , Pashtuns , Sindhis , Saraikis , Muhajirs , Baloch , Paharis , , rajpoots, and other smaller groups. Smaller ethnic groups found throughout the nation include Kashmiris , Kalash , Chitralis , Siddi , Bu...