Final answer:
The factors included in the Biology part of the bio-psycho-social model are genetic makeup, patterns of behavior, relationships, psychological stress, and health.
Step-by-step explanation:
The factors included in the Biology part of the bio-psycho-social model are genetic makeup, patterns of behavior, relationships, psychological stress, and health. Health psychologists are interested in understanding how these factors interact to affect an individual's health and well-being. They may research ways to motivate people to address behaviors that contribute to poorer health.