the whiter indians are the upper caste The results of the study, published in an American journal called Genome Research, conclude that the upper-castes are genetically closer to Europeans and the lower-castes to Asians. https://www.indiatoday.in/magazine/science-and-technology/story/20010730-controversial-study-says-upper-caste-indians-are-of-european-descent-lower-castes-of-asians-773932-2001-07-30