Evolution & Classification

Which statement is true?

• Species with similar evolutionary histories are not classified together.

• Species with different evolutionary histories are classified more closely together.

• Species with similar evolutionary histories are classified more closely together.

• Species with similar evolutionary histories are classified in the same species.

To determine whether two organisms are related, scientists may compare the ___________ of their cells.

• size

• nucleic acids

• shape

• number

____________________ is the process by which individuals that are better adapted to their environment are more likely to survive.

• evolution

• natural selection

• branching tree diagram

• convergent evolution

A(n) ____________ is usually a homologous structure that is shared by all organisms in a group.

• cell

• species

• branching tree diagram

• shared derived characteristic

The theory of evolution was proposed by

• Carolus Linneus

• Albert Einstein

• Charles Darwin

• Darlis Charwin

Branching tree diagrams tell you the order in which a specific set of characteristics may have evolved.  

• True

• You tell me.

• IDK

• False

Similar looking organisms that are NOT related are an example of

• natural selection

• convergent evolution

• divergent evolution

• common ancestor

Two groups of organisms with similar characteristics may share

• a common ancestor

• an evolutionary history

• both a common ancestor and evolutionary history

• neither a common ancestor and evolutionary history

Of the following, the best definition of evolution is

• a rapid change in species over time

• the adaptation of an organism to its environment

• the ability of an organism to survive and reproduce

• a gradual change in a species over time

Amniotic eggs evolved before jaws.

• False

• Not sure

• What's an amniotic egg?

• True