Studies show that some cases are caused by genetic mutations, but hereditary causes are rare. Hereditary diseases are those that are passed from parents to their children through their genes.

Disease genetics, of human, animal and plant diseases, investigates the consequences of pathogenic (host) genetic variants as the major causes of heritable disorders (monogenic diseases ...

Evolutionary genetics is the study of how genetic variation leads to evolutionary change. It includes topics such as the evolution of genome structure, the genetic basis of speciation and ...