Evidence of Evolution

Front

_______show that, in many cases, organisms that lived in the past were very different than organisms alive today.

Back

Fossils

Front

An organism's body structure is its basic body plan, such as how its bones are arranged.

Back

True

Front

Similar structures that related species have inherited from a common ancestor are known as _____________ __________.

Back

homologous structures

Front

A __________ ____ is a diagram that shows how scientists think different groups of organisms are related.

Back

branching tree

Front

___________, or complete separation, occurs when some members of a species become cut off from the rest of the species.

Back

isolation