Evidence of Evolution

Front

What are homologous structures?

Back

Structures in different species that share a common ancestry, such as the whale flipper and bat wing.

Tags

NGSS.MS-LS4-2

Front

What is a vestigial structure?

Back

A body part that does not seem to have a function in an organism, like the human appendix.

Tags

NGSS.MS-LS4-1

Front

True or False: A variation is a difference that exists naturally among members of a population or species.

Back

True.

Tags

NGSS.MS-LS4-4

Front

What does the similarity of bones in different organisms suggest?

Back

It suggests that the organisms may have developed from a common ancestor.

Tags

NGSS.MS-LS4-2

Front

What is artificial selection?

Back

A process where humans breed organisms for specific traits, such as breeding Belgian Blue cows for greater muscle mass.

Front

Define evolution.

Back

The change in the heritable characteristics of biological populations over successive generations.

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Front

What is natural selection?

Back

The process where organisms better adapted to their environment tend to survive and produce more offspring.

Tags

NGSS.MS-LS4-4

Front

What are fossils?

Back

Remains or impressions of ancient organisms preserved in rock, providing evidence of evolution.

Tags

NGSS.MS-LS4-1

Front

What is a common ancestor?

Back

An ancestral species from which two or more species have evolved.

Tags

NGSS.MS-LS4-2

Front

What is the significance of genetic variation in a population?

Back

Genetic variation is crucial for a population's ability to adapt to changing environments.

Tags

NGSS.MS-LS4-4