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DNA Gel Practice

Last updated over 3 years ago

5 questions

1

1

1

1

1

Question 1

1.

Which of these is NOT a source of DNA at a crime scene?

Saliva

Semen

Urine

Clothing Fibers

Question 2

2.

Which suspect matches the DNA at the crime scene?

Suspect 1

Suspect 2

Suspect 3

None

Question 3

3.

What is the purpose of PCR (polymerase chain reaction)?

Create many copies of the same DNA evidence

Create one master copy of DNA evidence

Separate DNA into small fragments

Combine DNA into one long fragment

Question 4

4.

When creating a DNA fingerprint to solve a crime, it should involve DNA from what sources? CHECK ALL THAT APPLY

Crime Scene

Victim

Suspects

Children of suspects

Spouse of Victim

Question 5

5.

According to the DNA fingerprint above, which suspect's DNA was found at the crime scene?

Victim

Suspect 1

Suspect 2

Suspect 3