Evolution and Natural Selection

Front

Similar structures with different purposes found in different species are known as _____

Back

homologous structures

Front

What does Darwin's theory of evolution suggest?

Back

species change over time

Front

This kind of structure are body parts that have no function now and are just the remains from an ancestor.

Back

vestigial structure

Front

Change over time is known as _____

Back

Evolution

Front

The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct? Fossil D is older than fossil C.

Back

Correct interpretation of fossil age based on rock layers.

Front

What is the process by which organisms better adapted to their environment tend to survive and produce more offspring?

Back

Natural Selection

Front

Structures that have similar origins but different functions are called _____

Back

homologous structures

Front

What is the term for the preserved remains or traces of ancient organisms?

Back

Fossils

Front

What is the term for the process of selecting organisms with desired traits to breed?

Back

Selective Breeding

Front

What do we call the remnants of organs or structures that had a function in an early ancestor?

Back

Vestigial structures