A Small Group of Islanders Leave "Island A" and Travel

question 3

Multiple Choice

A small group of islanders leave "island A" and travel to "island B." After several generations on island B,a researcher finds that a large percentage of the population is left-handed.Left-handedness is a relatively rare trait on island A.A genetic event that explains this is

• A)a population bottleneck.
• B)genetic load.
• C)a founder effect.
• D)natural selection.
• E)Hardy-Weinberg equilibrium.

---

Definitions:

Informality

A behavior or manner that is relaxed and casual, not conforming strictly to traditional standards or rules.

Trieb

A German term used by Freud, often translated as "drive" or "instinct", referring to the internal forces that motivate behavior.

Motivating Forces

The internal or external factors that stimulate desire and energy in people to be continually interested and committed to a job, role, or subject, or to make an effort to attain a goal.

Sex Act

Physical activities involving sexual intercourse or other forms of sexual expression between individuals.