Compare: examine the similar features of two or more thingsContrast : examine the differences between two or more thingsThe word "contrast" refers to differences in any charcteristics or features.
Human behavior is made up of hormones which may be part of the genetic make up of heredity. Heredity is something that is already in your genes. It just appears one day, but it has always been...
Compare and contrast is when you compare two or more things and see what the have alike and how they differ from each other. A great way to do this is by using a Venn diagram