Cladograms

Which trait should go where A is on the cladogram?

• eyes

• feet

• lips

• hat

Tags

NGSS.MS-LS4-2

What number is the common ancestor of C and D

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS4-2

What distinguishes zebras from from giraffes?

• un-branching horns (in males)

• even number of toes

• fur

• carnivorous teeth

Tags

NGSS.MS-LS4-2

Kangaroos and opossums both incubate their immature in pouches. This means they -

• share a common ancestor
• possess vestigial organs
• have similar skeleltal structures
• belong to the same species

Tags

NGSS.MS-LS4-2

How would you describe this picture? butterly vs. bat wing

• Homologous structure
• Analogous structure
• Structural adaption
• Functional adaption

Tags

NGSS.MS-LS4-2

• Homologous
• Vestigial
• Analogous

Tags

NGSS.MS-LS4-2

What characteristic do all the organisms on this cladogram share?

• Being bi-pedal & having language

• Complex brains

• Fully binocular vision

• Partial binocular vision & opposable thumbs

Tags

NGSS.MS-LS4-2

What characteristic distinguishes amphibians from birds and reptiles?

• Amniotic egg

• Egg shells

• Vertebrae

• Hair/fur

What is the closest relative of humans shown in this diagram?

• horse

• turtle

• monkey

• dog

Answer explanation

The the lines for human and monkey meet at a "V", which indicates their common ancestor.

Tags

NGSS.MS-LS4-2

You look at two species and see very similar amino acid sequences. What does this likely tell you?

• These are the same animal.
• These animals have a common ancestor.
• These animals are not likely related.
• These animals are likely becoming one species.

Tags

NGSS.MS-LS4-2