Test 3 Review - Comparative Anatomy

Humans adversely affecting the process of natural selection is called

• Unconditional selection

• Unnatural selection

• Artificial Selection

• Both unnatural selection and artificial selection

What patterns of similarities do you see in these embryos?

• All the embryos have tails in the earliest stage

• The later stage embryos all look exactly alike

• All the embryos have wings

• All the embryos have fur

What do the similarities between ancient organisms and modern organisms tell us?

• Ancient organisms are still around

• There is no relationship between modern organisms and ancient organisms

• There may be an evolutionary connection between the ancient organisms and modern organisms

• All of these

Humans, birds, dolphins, and lizards all have similar forearm bones. What is the reason for this?

• The live in similar environments

• The function of these bones is the same in all animals

• They have a common ancestor

• They are analogous

Bat wings and bird wings are an example of what?

• Homologous structures

• Analogous structures

• Vestigial structures

• All of these

Individuals with favorable traits survive, reproduce, and pass on traits to their offspring. What is this process called?

• Mutation

• Evolution

• Adaptation

• Natural selection

Which of the following pieces of evolutionary evidence deals with comparing similar structures in various species?

• the Fossil record

• Comparative anatomy

• Comparing DNA

• Layers of the Earth

A whale having hip bones is an example of a ____________.

• Homologous structure

• Analogous structure

• Vestigial structure

• All of these

If an organism has a vestigial structure, the structure likely once had a function

• In a close relative

• In an embryo

• In an early ancestor

• In an unrelated organism

Modern medicine has benefitted the human race in many ways. It has also had some negative impacts like

• drug addiction problems

• pollution

• evolution

• all of the above