AP PSYCHOLOGY

Detailed explanation-1: -Two decades of research make it increasingly clear that both nature and nurture always play a role-that is, the extent to which genetic factors affect behavior depends on the social environment in which people live, work, and play.

Detailed explanation-2: -Nature is what we think of as pre-wiring and is influenced by genetic inheritance and other biological factors. Nurture is generally taken as the influence of external factors after conception, e.g., the product of exposure, life experiences and learning on an individual.

Detailed explanation-3: -By collating almost every twin study across the world from the past 50 years, researchers determined that the average variation for human traits and disease is 49% due to genetic factors and 51% due to environmental factors.