Evolution

Front

What is evolution?

Back

Change over time.

Front

Which means: same structure, different job?

Back

Homologous Structures.

Front

If you lived somewhere cold, what adaptation would you want to have?

Back

Thick fur.

Front

Do these arms have the same FUNCTION? (Human, Cat, Whale, Bat)

Back

False.

Front

Which means: no longer needed, like wisdom teeth in humans or hip bones in whales?

Back

Vestigial Structures.

Front

What are analogous structures?

Back

Structures that have similar functions but different evolutionary origins.

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 a mutation?

Back

A change in the DNA sequence that can lead to new traits.

Front

What is adaptation?

Back

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

Front

What is speciation?

Back

The formation of new and distinct species in the course of evolution.