Chapter 15 - Evolution

A group of similar organisms that can mate with each other and produce fertile offspring are called

• predators

• species

• selections

Differences between members of the same species are called

• traits

• homologous structures

• variations

Fossils, body structures, early development, and DNA/protein structures are all examples of

• evidence

• theories

• competitions

Which term refers to similar structures that related species have inherited from a common ancestor?

• punctuated equilibrium

• homologous structures

• analogous structures

Which of the following is an example of a vestigial structure in humans?

• Tailbone

• Feathers

• Fingers

A trait that helps an organism survive and reproduce is called

• a mutation

• an adaptation

• a selection

Which term refers to the process by which individuals that are better adapted to their environment are more likely to survive and reproduce?

• natural selection

• competition

• overproduction

Where did Darwin discover that organisms were changing over time?

• Spain

• Galapagos Islands

• Cuba

Which term describes the pattern in which two or more species have evolved adaptations to each other's influence?

• Coevolution

• artificial selection

• gradualism

Human breeders choosing two different breeds of dogs is an example of

• natural selection

• adaptation

• artificial selection