Nature, Nurture, and Human Diversity Nature vs. Nurture Nature (Genes) o Nurture (Environment) What are some ways humans are influenced by genes? What are some ways we are influenced by our environment? Genes: Our code for life Genes are the building blocks of physical development. Traits are influenced by genes Ex: height, eye/hair color, aggressiveness. How are you similar? Striking Similarities The Jim Twins : both named their dog “Toy”! Patricia Ann Campbell’s Can Environment Influence Genes? Rate of twins in the world : 1 in 80 Rate of twins in Candido Godoi : 1 in 5 Nature via Nurture Nature (genes) and Nurture (environment) work together like two hands clapping. Genes respond to environment. Natural Selection Coined by Charles Darwin, basically the idea of selective mating. Humans with traits which reflect survival and reproduction, tend to be passed on to future generations. Gender differences in Sexuality Biologists use natural selection to explain mating behaviors in animals. Evolutionary Psychologists use natural selection to explain mating behaviors in humans Mating Preferences Gender and its role in society Gender and Sex Sex : Based on genetic factors. Determined by chromosomes/external genitalia/internal organs. Gender : is a social, cultural creation. One learns gender and what it means to be either masculine or feminine through interactions with others. Example : boys are strong/girls are emotional. This is taught to us at a young age. International ads Gender cont… Stepping outside of gender roles is usually met with hostility. However, Western cultures are beginning to make strides towards blurring these boundaries.