In other states, a certain number of years of marriage will cause a prenuptial agreement to lapse. In states that have adopted the UPAA (Uniform Premarital Agreement Act), no sunset provision is provided by statute, but one could be privately contracted for. Note that states have different versions of the UPAA.
Some believe that some association can be learned more easily than other associations learned through classical conditioning, this is called biological preparedness. It is believed that these learned associations are evolutionary important in order increase chances of survival of individuals and the species.
noun, Biochemistry. 1. the formation of chemical compounds by a living organism. 2. the laboratory preparation of biological molecules by the use of reagents or catalysts derived from natural substances and modeled on a series of reactions occurring in a living organism.