It is a study of genes, genetic variations, hereditary issues, family disorders and all other studies that are related to genes. Basically, it is a field of biology. There are so many diseases that are directly related to genes i.e palsy, autism, diabetes, hormonal issues. men and women obesity, infertility, Genetics is the investigation of heredity. Genetics is a natural procedure where a parent passes certain qualities onto their youngsters. Each youngster acquires qualities from both of their parents and these qualities thus express particular attributes. A portion of these characteristics might be physical for instance hair and eye shading and skin shading and so on. Few qualities may likewise convey the danger of specific diseases that may pass on from parents to their children.