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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

The parents of a new baby believe they brought the wrong child home from the hospital. Gel electrophoresis was performed using DNA samples from the parents and the child. A section of the gel

electrophoresis results is shown below. Which conclusion is valid based on the gel electrophoresis results?

• They have the correct child, because her genetic information is identical to that of the father.

  
  

• They have the wrong child, because her genetic information does not match that of either parent.

• They have the correct child, because her genetic information came from both parents.

  
  

• They have the wrong child, because her genetic information matches only that of the mother.

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

• Bob
• Sue
• John
• Lisa

If one parent has the alleles (4,8) and the other parent's alleles are (7,12) what are the possible genotype combinations their child could inherit? Choose all that apply.

• 4,8

• 4,7

• 8,7

• 4,12

• 8,12

What percentage of the child DNA came from the mother?

• 100%

• 75%

• 50%

• 25%