The Atacama Desert, a 1000km stretch of parched wasteland, separates it from Peru to the north. And to the west, only a few islands dotted in the Pacific Ocean break the waves that roll onto Chileâs coast from Australasia.
What is a mutation? A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke.
mutation is an unpredictable sudden change in a gene which may affect the appearance of an individual. some mutations are bad and others are good but in case of humans mutations are always bad for example cancer, cancer is considered mutation.