Natural Selection

Front

What is the process by which certain inherited traits make it easier for some individuals to thrive and multiply?

Back

Natural selection.

Front

What do we call the selection process that is influenced by human intervention?

Back

Artificial selection.

Front

Natural selection produces evolutionary change by altering the genetic composition of what?

Back

Entire populations.

Front

What term describes the genetic makeup of an organism?

Back

Genotype.

Front

What is the observable physical characteristics of an organism called?

Back

Phenotype.

Front

How many basic principles are often used to define natural selection?

Back

Four.

Front

What is the term for the variety of different types of genes in a population?

Back

Genetic diversity.

Front

What is the term for a change in the frequency of a trait in a population over time?

Back

Evolution.

Front

What is the term for a type of selection that favors intermediate variants and acts against extreme phenotypes?

Back

Stabilizing selection.

Front

What type of selection favors one extreme phenotype over the other?

Back

Directional selection.