DNA Quiz
1. In which of the following pairs of processes does the DNA unzip?
A. Transcription and Translation
B. Transcription and Replication
C. Replication and Translation
2. Which DNA strand would pair to the following DNA strand? A-T-G-C-T-A
A. T-A-C-G-A-T
B. A-T-G-C-T-A
C. U-A-C-G-A-U
D. A-U-G-C-U-A
3. Which of the following mRNA codons might cause a growing Amino Acid chain to
break away from the ribosome?
A. UAU
B. GAU
C. UAA
D. AUG
4. Which of the following base pairs would never be found in a cell?
A. Adenine-Thymine
B. Cytosine-Guanine
C. Thymine-Uracil
D. Adenine-Uracil
5. A protein is assembled amino acid-by-amino acid during the process of
A. Replication
B. Transcription
C. Translation
6. The end product of transcription is
A. 1 copy of DNA
B. 1 strand of mRNA
C. 1 amino acid chain
7. Molecules of........bring amino acids to the..........for assembly into proteins
A. tRNA, Ribosome
B. rRNA, Ribosome
C. tRNA, Nucleus
D. rRNA, Nucleus
8. When I built my shed this summer, my friend Jon drew the plans on a napkin, drove
his truck to my house with the supplies, and helped me put it together. What represents
the rRNA?
A. The napkin
B. His truck
C. Jon
9. When I built my shed this summer, my friend Jon drew the plans on a napkin, drove
his truck to my house with the supplies, and helped me put it together. What represents
the mRNA?
A. The napkin
B. His truck
C. Jon
10. When I built my shed this summer, my friend Jon drew the plans on a napkin,
drove his truck to my house with the supplies, and helped me put it together. What
represents the tRNA?
A. The napkin
B. His truck
C. Jon
11. What is NOT a primary difference of RNA compared to DNA (which statement is
false)?
A. RNA is single-stranded, DNA is double
B. RNA is kept in the nucleus, DNA can leave
C. RNA uses Uracil, DNA uses Thymine
D. RNA is made one gene at a time, DNA can contain thousands of genes
12. Protein synthesis first requires ____, to make_____ for use in combining amino
acids in the process of_______ that occurs with the help of__________
A. translation, DNA, transcription, mRNA
B. transcrition, mRNA, translation, DNA
C. replication, rRNA, transcription, mRNA
D. transcription, mRNA, translation, tRNA
13. If the suspect is caucasian and all 13 CODIS STRs are analyzed, what is the
chance the the suspect will have the same STRs as another random person?
A. 1 in 530 thousand
B. 1 in 545 million
C. 1 in 575 billion
14. What is NOT a step in creating a DNA fingerprint?
A. Cut DNA with restriction enzymes
B. Radioactively label DNA samples
C. Run entire genome through PCR
D. Run electrical current through gel
15. What is NOT a reason that STR analysis is so important to forensic science?
A. Less expensive
B. STR evidence resists degrading
C. Faster
D. Highly discriminant
16. Mitochondrial DNA would probably be most useful for doing what?
A. Identifying a victim’s bones from an old murder
B. Solving a rape case
C. Linking a murderer to the scene of a crime
17. It is possible that you could have almost identical mitochondrial DNA compared
to someone you don't know and have never met?
A. Yes
B. No
18. Who matches the blood stain?
A.
B.
C.
D.
Bob
Sue
John
Lisa