Electrophoresis and Evolution

This laboratory procedure is known as

• CLONING

• gel electrophoresis

• chromatography

• use of a dichotomous key

Based on these results whose blood was found in the blood stain at the crime scene?

• Bob
• Sue
• John
• Lisa

Which suspect is likely guilty?

• Suspect #1
• Suspect #2
• Suspect #3

Tags

NGSS.HS-LS3-1

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DNA fingerprinting works because

• Most genes are dominant
• All organisms contain RNA
• The most important genes are different among most people
• No two people, except identical twins, have exactly the same DNA 

This diagram shows a cladogram of six species based on amino acid similarities.

Which two species are the most closely related?

• I and II

• II and IV

• I and V

• V and VI

Tags

NGSS.HS-LS4-1

The diagram below shows a phylogenetic tree for animals.

Which two groups of organisms have the most genetic differences?

• rotifers and nematodes

• mollusks and annelids

• mollusks and arthropods

• echinoderms and chordates

Tags

NGSS.HS-LS4-1

This chart shows which amino acids are coded for by different combinations of mRNA nucleotides.

Which amino acids are coded for by an mRNA sequence that reads CAG GUG?

• arginine and valine

• isoleucine and arginine

• glutamine and valine

• valine and isoleucine

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

• Hippopotamus 
• Baleen Whale
• Grazing Mammals
• Camels

Tags

NGSS.HS-LS4-1

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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-LS4-1

NGSS.HS-LS3-1

Which component of DNA determines the traits of an organism? 

• Sequence of Nitrogen Bases
• Sugar-Phosphate Backbone
• Hydrogen bonds
• double strandedness

Tags

NGSS.HS-LS3-1

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