Discuss the differences in the behavior of females and males caused by biology and culture.

The differences in the behavior of females and males are caused by a complex interplay of biological, developmental, and cultural factors. Hormones such as estrogen and testosterone drive certain differences in behavior between men and women. For example, estrogen prompts maternal behavior, while testosterone drives aggressive, territorial behavior in males. A study conducted by Dr. Nirao Shah at the University of California, San Francisco, found that sex hormones ultimately influence gene expression in the brain, which in turn affects many aspects of development and biology. Researchers have identified 16 genes that were expressed differently between the brains of male and female mice, which can affect mouse behavior. In addition to biological factors, cultural factors also play a significant role in shaping the behavior of females and males. For instance, gender roles and expectations are often shaped by cultural norms and values. These norms and values can influence the way people perceive themselves and others, and can also affect the way people behave. It is important to note that the differences in behavior between females and males are not absolute and can vary widely across individuals and cultures.