Natural Selection

Front

The change over time in populations of related species.

Back

biological evolution

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Front

What causes variations?

Back

mutations

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Front

The study of the similarity and differences in body structures between species.

Back

comparative anatomy

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Front

What did the discovery of DNA and genes prove?

Back

Mutations create variations and come from genes.

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Front

Mutations are a change in what?

Back

DNA

Tags

NGSS.MS-LS3-1

Front

Bird's beaks evolve mainly due to the type of ___________________ available.

Back

food

Tags

NGSS.MS-LS2-1

Front

What might happen if an organism can't adapt fast enough?

Back

become extinct

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-4

Front

Darwin said that within a species there will be _________________________

Back

variation/differences

Tags

NGSS.MS-LS4-4

Front

What can happen to a species over time if some of the organisms have an advantage?

Back

The population will slowly increase

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

Front

What is the process called when a grizzly bear survives because he is well-adapted to his environment and passes on those traits to his offspring? Options: Natural Selection, Selective Breeding, Random mutations, Variations in a species.

Back

Natural Selection

Tags

NGSS.MS-LS4-4