Exam: DNA and Serology

The purpose of PCR

• cutting DNA
• creating RFLPs
• amplifying/copy DNA
• reversing the charge of DNA

If base-pairing rules state that Adenine always pairs with Thymine, and Cytosine pairs with Guanine, what would be the complementary strand to ACGGT?

• ACGGT
• TGGCA
• TGCCA
• ACCGT

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

• Bob
• Sue
• John
• Lisa

The computerized database used to store DNA information is: 

• AFIS
• NIBIN
• CODIS
• PDQ

Refer to the figure, the process A called ______ , and the suspect number ____ is the criminal.

• gel electrophoresis / 1

• slicing DNA / 2

• DNA replication / 1

• gel electrophoresis / 2

Bob was found dead in his home.  Crime scene analysis showed signs of a struggle.  Blood was collected from the crime scene, the victim, and three suspects.  Which suspect likely committed the crime? 

• Sue
• Lisa
• John
• None of these

What does CODIS stand for?

• Crazy Old Dogs Intimidate Snakes

• Convicted Offender DNA Index System

• Combined DNA Index System

• Cameron Occasionally Dreams Instead of Studying

Sequence of repeating bases in noncoding regions of DNA that are used in DNA profiling

• Genome

• Karyotype

• Polymerase chain

• short tandem repeats

Except for identical twins, no two people on earth have the same:

• physical characteristics.

• DNA.

• skeletal type.

• blood group.

People are always shedding cells. Therefore DNA can be recovered from:

• saliva

• skin cells

• semen

• all of these