Evidence of Evolution

Front

What is it called when you have a structure but it does not have a function anymore?

Back

Vestigial Structure

Front

What is the process called that describes the survival of the fittest?

Back

Natural selection

Front

What would happen if the Giraffes never evolve?

Back

They would become extinct.

Front

What are structures that are similar in appearance but not in structure called?

Back

Analogous Structures

Front

What term describes the changes of species over time?

Back

Evolution

Front

What is the term for structures that are similar in structure due to common ancestry?

Back

Homologous Structures

Front

What is the term for the process by which organisms better adapted to their environment tend to survive and produce more offspring?

Back

Natural selection

Front

What is an example of a vestigial structure in humans?

Back

Appendix

Front

What is the difference between homologous and analogous structures?

Back

Homologous structures share a common ancestry, while analogous structures do not.

Front

What is the term for the process where one species evolves into two or more different species?

Back

Speciation