Front

Common descent

Back

Describes how a group of organisms share a most recent common ancestor.

Front

What is artificial selection?

Back

A process in which humans breed organisms for specific desired traits.

Front

Lamarck’s theory of evolution includes the concept that new traits appear because of:

Back

Use and disuse.

Front

On a cladogram, which organism is the closest relative of the human?

Back

Hare.

Front

What is speciation?

Back

Formation of new species.

Front

What is a cladogram?

Back

A diagram that shows the evolutionary relationships among various biological species.

Front

What does the term 'phylogeny' refer to?

Back

The evolutionary history and relationships among species.

Front

What is the significance of a common ancestor in evolution?

Back

It indicates that different species have diverged from a shared lineage.

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 the role of fossils in understanding evolution?

Back

Fossils provide evidence of past life forms and their changes over time.