[Solved] Simplify the complex fraction. Biological Foundations: The underlying physical and genetic structures and processes that contribute to an organism's characteristics and capacities, including human behavior and cognition. Cultural Conditioning: The process by which individuals learn the values, norms, and practices of a culture through socialization agents such as family, peers, and media. Erotic Plasticity: The degree to which the sex drive can be shaped and altered by social, cultural, and situational forces. Coolidge Effect: The sexually arousing power of a new partner (greater than the appeal of a familiar partner).