Comparative Anatomy, Fossil Record, Molecular/Biochemical Similarities, and Biogeographic Distribution

Scientists finding structure preserved in a rock or rock layer and observing them.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Direct sequencing of genetic materials to determine common ancestry.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.HS-LS4-1

Similarities in the early stages of development in fishes, reptiles, birds, and mammals.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.MS-LS4-3

Similarities in the bones of a horse’s front leg, bat’s wing, bird’s wing, and human arm but may vary in functions.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.MS-LS4-2

Birds having different shapes of beaks depending on their locations and the food they eat.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Preserved remains of animals and plants.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Honey possums licking nectar from flowers using their long tongues made of soft muscle,

and butterflies licking nectar from flowers using their long tonguelike structures made of hard

protein.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Analogous Structure

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-2

Many organisms with similar characteristics distributed in different continents.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Comparing the gene for the human muscle protein to that of monkeys and chickens.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.MS-LS4-2

Distinguishing characteristics appearing as organisms continue to develop.

• Biogeography

• Fossil Records

• Molecular Biology

• Homologous Structure

• Embryology

Tags

NGSS.MS-LS4-3