Final answer:
The study on genes and SES concludes that there is an interplay between genes and the environment, environmental factors influence the expression of genotypes, and genetic and environmental variances affect population dynamics.
Step-by-step explanation:
From the study investigating the relationship between genes and SES (Socioeconomic Status), we can derive three conclusions. Firstly, there is a concept of gene-environment interplay, indicating that genes and the environment have a bidirectional influence on each other. For example, a child of an NBA player is likely to be exposed to basketball early in life, helping to realize their genetic athletic potential. Secondly, environmental factors significantly influence the expression of genotypes. This principle is grounded in the study of epigenetics which shows how the same genes can lead to different phenotypes based on environmental influences. Thirdly, the variation in a population, part of which is influenced by genetic variance, affects population dynamics. This variance is dictated not only by genetics but also by environmental factors such as diet, lifestyle, and social conditions.