In Many Important Psychological Characteristics, a Number of Genes Make

question 140

Multiple Choice

In many important psychological characteristics, a number of genes make a small contribution to the trait in question. This process is known as ________.

• A) polygenic inheritance
• B) cumulative inheritance
• C) genetic dominance
• D) natural selection

---

Definitions:

Homeostatic Hormone

One of a group of hormones that maintain internal metabolic balance and regulate physiological systems in an organism.

Testosterone

A steroid hormone primarily found in men, responsible for the development of male sexual characteristics, muscle mass, and bone density.

Cortisol

A steroid hormone produced by the adrenal glands, involved in the body's stress response as well as metabolism and immune response.

Drugs of Abuse

Substances that are often taken for pleasure or escape but can lead to addiction, negative health effects, and social consequences.