Macroevolution Microevolution

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-LS3-1

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

Which organism goes in the B position?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-2

Which organism goes in the D position?

• 
• 
• 
• 

Tags

NGSS.MS-LS4-2

Natural selection requires ______________ to happen in a population.

• hundreds of years

• variation

• low genetic fitness

• high genetic fitness

Tags

NGSS.MS-LS4-4

Some organisms that share a common ancestor have features that have different functions, but similar structures.  These are known as

• vestigial structures

• analogous structures

• homologous structures

• fossil structures

Tags

NGSS.MS-LS4-2

The gradual change in species over time is...

• Evolution

• Nucleotide 

• Adaptation

• Natural Selection

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

What is the correct explanation for what is happening in this graph?

• There are a lot of average-sized beaks

• There are no beaks

• There are a lot of small beaks only

• There are a lot of small and large beaks, but not average-sized ones

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

The evolution of a new species from an existing species is ____.

• natural selection

• isolation

• speciation

• genetic variation

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Which best describes punctuated equilibrium?

• Evolution occurs due to natural selection

• Evolution occurs due to isolation

• Evolution occurs slowly followed by long periods with very fast change

• Evolution occurs suddenly and rapidly followed by long periods of no change