Question

when tara states that she is fascinated by the way the environment affects the expression of genetic characteristics, dan suggests she explore the field of: epigenetics. genetics. developmental psychology. biopsychology.

Explanation:

Epigenetics focuses on how environmental factors influence gene expression without changing the DNA sequence. Genetics is more about genes and heredity in general. Developmental psychology studies human development. Biopsychology relates to biological bases of behavior. Since Tara is interested in environment - genetic expression interaction, epigenetics is the right fit.

Answer:

epigenetics.