What are Two major factors that influence the develpoment of individual characteristics?

Two major factors that influence the development of individual characteristics are genetics and environment. Genetics provide the biological foundation, determining traits such as physical appearance and predispositions to certain behaviors or health conditions. Meanwhile, environmental influences, including upbringing, culture, education, and life experiences, shape how these genetic traits are expressed and developed throughout a person's life. Together, these factors interact to create the unique characteristics of each individual.