Genetics can explain the the similarities of twins because they came from the same genes and the same fertilized egg; however, the environment can play a role in the differences. Differences in terms of physical attributes especially attitudes. Differences in physical attributes because one can be indulge with beauty products while the other will like himself or herself to be plain and natural. In terms of attitudes, each of them might have different interests and these interests lead them to different kinds of friends and exposures that influence their characters or personalities and thereby lead them to nurture different attitudes.
