Answer to Question 1
Answer: Research on the biological underpinnings of personality tries to answer questions such as: What makes you who you are? How much of your personality is caused by your genes and how much by your environment? Research also explores how personality appears in the human brain, how our desires are rooted in our evolutionary past, why some people are more energetic in the morning and others in the evening, and how hormones influence our behavior.
Answer to Question 2
Answer: The testosterone of power-motivated women always rises after a contest. So Denise's testosterone level would rise even when she loses. Her cortisol levels would increase, too.
