Evidences of Evolution

Front

Which of the following options is NOT one of the main evidences of evolution that we have studied in class?

• The Fossil Record
• Biogeography
• Anatomical Evidence
• Cosmology

Back

Cosmology

Front

Two organisms that are closely related would have

Back

very similar DNA sequence

Front

The arm of a human, the flipper of a whale, and the wing of a bat all have similar bone structures. Therefore, these parts of the body would all be considered...

Back

homologous structures

Front

The two most important things that the fossil record tell us about the history of life on Earth are...

Back

Some species go extinct, and new species appear over time.

Front

If species A and B have very similar genes and proteins, what is probably TRUE?

Back

species A and B share a relatively recent common ancestor

Front

The tail bone, wisdom teeth, and appendix are all parts of the human anatomy that would be considered...

Back

vestigial structures

Front

The fossil record helps to build a timeline of life on Earth because...

Back

the older a fossil is, the deeper it will be found within layers of sedimentary rock.

Front

A bird's wing and a butterfly's wing have the same function, but they have very different structures. These structures are classified as:

Back

analogous structures

Front

Which of the following would be an example of what evolutionists call a vestigial structure?

• The lack in size of the ostrich wing.
• The forelimb bones of a gorilla and a horse.
• The wings of a bat and the wings of a bird.
• The dorsal fin of a shark.

Back

The lack in size of the ostrich wing.

Front

What do similarities between different species indicate according to evolutionary biologists?

Back

The presence of a common ancestor in a species