_______ share the same form but different functions; suggests that organisms share a common ancestry

• vestigial structures

• homologous structures

• analogous structures

• fossil

Tags

NGSS.MS-LS4-2

Study of developmental stages of various organisms to suggest a common ancestor because of similarities from fertilization to birth

• comparative anatomy

• embryology

• molecular biology

• evolution

Tags

NGSS.HS-LS4-1

Two organisms that are closely related would have

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS4-1

If modern organisms have a lot of homologous structures, what inference might paleontologists make about those organisms?

• They are reptiles

• One organism evolved from the other.

• The organisms likely shared a common ancestor

• The organisms can breed with one another

Tags

NGSS.MS-LS4-2

Scientists compare organisms' DNA to support the theory that all species share a common _________________

• separation
• ancestor
• population
• environment

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

What is this an example of?

• Homologous structures

• Analogous structures

• Vestigial organs

• Functional adaptations

Tags

NGSS.MS-LS4-2

What conclusions can be made based on this table shown?

• the American black bear and the giant panda are most closely related

• the giant panda and the red panda are most closely related

• the red panda and the racoon are the most closely related

• the giant panda and the racoon are most closely related

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The picture shows the members of the Camelidae family. The physical features and the geographical origin of these animals provide evidence that they

• live in the same type of environment.

• have slowly evolved to become herbivores.

• likely have a common ancestor.

• exchanged DNA in the past.

Tags

NGSS.MS-LS4-2

The image suggests that whales and hippopotamuses shared a common ancestor. When did these ancestors live?

• 25-35 million years ago

• 50-60 million years ago

• 60-75 million years ago

• 75 million years ago or more

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2