Phylogeny and Cladistics

A common ancestor for both C and E could be at position __.

• 1
• 2
• 3
• 4

Tags

NGSS.HS-LS4-1

Which statement represents the best explanation for the observation that the nuclear DNA of wolves and domestic dogs has a very high degree of sequence homology?
Dogs and wolves...

• have very similar morphologies.
• belong to the same order.
• are both members of the order Carnivora.
• share a very recent common ancestor.

Tags

NGSS.HS-LS4-1

Which species’ DNA is most similar to the DNA of the toothed whale? 

• Hippopotamus 
• Baleen Whale
• Grazing Mammals
• Camels

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

The two extant species that are closely related to each other are __.

• A and B
• B and C
• C and D
• D and E

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

NGSS.HS-LS4-4

The most precise information to use when making phylogenetic trees is...

• morphology
• molecular
• fossil
• synapomorphies

Which of the following conclusions is best supported by the cladogram above?

• Species P and Q are equally related to species T.
• Species P and T do not share a common ancestor.
• Species S evolved from species R.
• Species S is more closely related to species T than to species R.

Tags

NGSS.HS-LS4-1

According to the cladogram, which organism is most distantly related to the human?

• crayfish
• grasshopper
• perch
• frog

Tags

NGSS.HS-LS4-1

Who is the closest relative to the brown bear?

• Giant panda

• Dog

• Lesser panda

• Sun bear

Tags

NGSS.MS-LS4-2

Based on this phylogenetic tree, which statement is true?

• Lesser pandas are more genetically similar to giant pandas than they are to raccoons

• Brown bears are more genetically similar to giant pandas than they are to sun bears

• Lesser pandas are more genetically similar to raccoons than they are to giant pandas

• The bear species are all more genetically similar to dogs than they are to giant pandas

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is the common ancestor of Letters A, B, C, D, E?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-LS4-1