Evidence of Evolution

Structures with the same parts have different functions; suggests that organisms share a common ancestry

• vestigial structures
• homologous structures
• adaptive radiation
• fossil

Tags

NGSS.MS-LS4-2

If an organism has a vestigial structure, that structure likely once had a function in a(n)

• close relative
• early ancestor
• unrelated organism
• embryological stage

Tags

NGSS.MS-LS4-2

The process by which populations slowly change over time is called__________

• selective breeding
• adaptation
• sepeciation
• evolution

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Study of embryos of various organisms to show a common ancestor because of similarities in development

• natural selection
• embryology
• speciation
• evolution

Tags

NGSS.MS-LS4-3

Which of the following is an example of a vestigial structure?

• the wings of a red-tailed hawk
• the hind limbs of a house cat
• the fins of sharks
• the tailbone of a human

Tags

NGSS.MS-LS4-2

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.MS-LS4-2

Which layer is the oldest

• B
• A
• E
• C

Tags

NGSS.MS-ESS1-4

The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?

• Fossil A and C are the same age
  
• Fossil B is older than fossil C
• Fossils A is older than fossil B
• Fossil D is older than fossil C

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Which best describes these fossils?

• The oldest fossils can be found on the lower layers
• The oldest fossils can be found at the top layers
• The youngest fossils are always found on the bottom layers
• You can not tell the age of any of these fossils

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

If species A and B have very similar genes and proteins, what is probably TRUE?

• species A and B share a relatively recent common ancestor
• species A evolved independently of species B for a long period
• species A is younger than species B
• species A is older than species B

Tags

NGSS.MS-LS4-2