Natural Selection Review

Front

Natural selection acts on ____ not ____.

Back

populations, individuals

Front

What does it mean for an individual to be 'fit'?

Back

makes more healthy offspring

Front

Which of the following explains adaptation?

Back

Beneficial traits allow organism to survive and pass on those traits.

Front

Which of the following is a factor in natural selection?

Back

All are correct.

Front

Why are mutations important in natural selection?

Back

They bring about genetic variation needed for a population to evolve.

Front

Define natural selection.

Back

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Front

What is genetic variation?

Back

Differences in DNA among individuals within a population.

Front

Explain the term 'survival of the fittest'.

Back

It refers to the idea that individuals best adapted to their environment are more likely to survive and reproduce.

Front

What role does competition play in natural selection?

Back

Individuals of a species compete for limited resources, influencing which traits are favorable.

Front

What is an adaptation?

Back

A trait that increases an organism's chances of survival and reproduction in a specific environment.