Evolutionary biology

Front

What is the definition of competition in evolutionary biology?

Back

The struggle between organisms to survive as they attempt to use the same limited resources.

Front

Give an example of competition among bearded dragons.

Back

Two bearded dragons trying to eat the same worm.

Front

What do closely related organisms have in common?

Back

Very similar DNA sequence.

Front

Which moth would likely increase in population in a dark environment?

Back

Dark moth.

Front

What is the gradual change in species over time called?

Back

Evolution.

Front

What is natural selection?

Back

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

Front

Define adaptation in the context of evolutionary biology.

Back

A trait that helps an organism survive and reproduce in its environment.

Front

What is the significance of genetic variation in a population?

Back

It provides the raw material for natural selection to act upon.

Front

What is the role of mutations in evolution?

Back

Mutations introduce new genetic variations that can lead to new traits.

Front

Explain the concept of speciation.

Back

The process by which new species arise from existing species.