NATURAL SELECTION

Front

What is the term for when every organism of a species has died?

Back

Extinction

Front

What process allows better adapted organisms to survive and pass traits to their offspring?

Back

Natural Selection

Front

What does the theory of evolution by natural selection state is changing over time?

Back

The inherited traits of a population.

Front

Which animals are the most studied in the Galapagos Islands?

Back

Finches

Front

What are mutations a change in?

Back

DNA

Front

What is the mechanism by which evolution occurs?

Back

Natural Selection

Front

What is the significance of genetic variation in a population?

Back

It allows for adaptation to changing environments.

Front

What is the role of environmental pressures in natural selection?

Back

They determine which traits are favorable for survival.

Front

How do mutations contribute to evolution?

Back

They introduce new genetic variations that can be selected for or against.

Front

What is the difference between natural selection and artificial selection?

Back

Natural selection occurs naturally, while artificial selection is human-directed.