Most cells in the human body are produced by mitosis. These are the somatic (or vegetative) line cells. Cells that become gametes are referred to as germ line cells. The vast majority of cell divisions in the human body are mitotic, with meiosis being restricted to the gonads.
Technically, the caste is called Patidar, and Patel is the most common last name among its members. For all intents and purposes, Patel and Patidar are the same, says Nilam. They weren't officially recognized as a caste until the British-run government declared them one in the 1930s.
Today, the term caste is used to describe stratified societies based on hereditary groups not only in South Asia but throughout the world. Although born into the Kshatriya caste, Mahatma Gandhi spent much of his life working to bring the Untouchables equality.