Evidence for Evolution

_____________________are similar structures which species have, but which perform different functions. They provide evidence of a common ancestor.

• DNA

• Vestigial structures

• Fossils

• Homologous structures

Tags

NGSS.MS-LS4-2

Recently, scientists have been able to use ___________to find common proteins and amino acids to determine how closely related species are.

• DNA

• Vestigial structures

• Fossils

• Homologous structures

Tags

NGSS.MS-LS4-2

_____________________are features present in modern organisms which are no longer in use.

• DNA

• Vestigial structures

• Fossils

• Homologous structures

Tags

NGSS.MS-LS4-2

_________________ show clear changes in an organism over time, the environment organisms lived in, the time period the organism lived in, and where the organism lived.

• DNA

• Vestigial structures

• Fossils

• Homologous structures

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

Click on ALL examples of a vestigial structure?

• A whale's pelvis and femur.

• A snake's hind legs.

• A human's nose.

• A human's appendix.

• A human's wisdom teeth.

Tags

NGSS.MS-LS4-2

Which IS NOT used as evidence for evolution?

• Fossils

• Natural Selection

• Early Development/Embryos

• Body Structure/Anatomy

• DNA/Proteins

Tags

NGSS.HS-LS4-1

When vertebrates are in the early stages of development (an embryo) they all possess....

• gill slits and tails

• backbone and hands

• hands and feet

• tongue and mouth

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Tiktaalik is an important ____________________because it shows how fish evolved into tetrapods.

• theory

• funny name

• transition fossil

• omnivore

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

The coelacanth is considered a __________________because it existed for a long time, then there was a gap in the fossil record, and it has been discovered living in modern times.

• scary sea creature

• monster

• fish

• living fossil

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

Because whales have a pelvis and femurs, it shows whales are descended from an ancestor that was able to _____________________.

• walk

• sing

• swim

• polka

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1