Front

What is the term for the process by which a species becomes better suited to its environment?

Back

Adaptation

Front

What does the theory of Biological Evolution claim about all living things on Earth?

Back

They evolved from a common ancestor.

Front

If two organisms have similar traits and DNA, they probably share a common...

Back

Ancestor.

Front

An organism's survival is due to...

Back

Inherited adaptations that increase its fitness.

Front

Which of the following is NOT an example of natural selection?

Back

Dog owners breeding their pets to produce friendlier offspring.

Front

What is natural selection?

Back

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

Front

What is the role of mutations in evolution?

Back

Mutations introduce new genetic variations that can lead to adaptations.

Front

Define fitness in the context of evolution.

Back

Fitness refers to an organism's ability to survive and reproduce in its environment.

Front

What is speciation?

Back

The process by which new species arise from existing species.

Front

What is genetic drift?

Back

A mechanism of evolution that involves random changes in the frequency of alleles in a population.