What Do You Know About DNA Profiling? Trivia Questions Quiz
18 Questions
| Total Attempts: 38
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Questions and Answers
- 1.The process where DNA is cut and placed on a gel where it moves based on size to create a pattern is known as Gel Electrophoresis.
- A.
True
- B.
False
- 2.DNA in a gel electrophoresis separates based on its size.
- A.
True
- B.
False
- 3.When DNA moves through the gel, the larger size fragments travel the furthest.
- A.
True
- B.
False
- 4.DNA can be extracted from blood, semen, saliva, and hair follicles.
- A.
True
- B.
False
- 5.By comparing the DNA from a crime scene to various suspects, forensics examiners can link a suspect to a crime scene.
- A.
True
- B.
False
- 6.A gene that has more than one alternating form, like those that code for various blood types is known as a(n):
- A.
Allele
- B.
Chromosome
- C.
Gene
- D.
STR
- 7.There are 46 __________________ in human cells, which are long strand of DNA found in the nucleus.
- A.
Chromosomes
- B.
Alleles
- C.
Genes
- D.
PCRs
- 8.A molecule labeled with a radioactive isotope that attaches to a particular sequence of DNA is known as a:
- A.
Probe
- B.
PCR
- C.
Allele
- D.
Chromosome
- 9.The pattern of DNA fragments created through the process of gel electrophoresis.
- A.
DNA Fingerprint
- B.
PCR
- C.
STR
- D.
VNTR
- 10.A method of separating DNA molecules based on size by passing them through a agarose gel to create a DNA fingerprint.
- A.
Electrophoresis
- B.
Gene
- C.
PCR
- D.
STR
- 11.A method used to replicate small samples of DNA in to millions of copies is known as
- A.
PCR
- B.
STR
- C.
VNTR
- D.
Restriction enzyme
- 12.A segment of DNA that codes for a protein or trait.
- A.
Gene
- B.
Allele
- C.
Chromosome
- D.
PCR
- 13.A molecule that cuts a DNA molecule at a specific base sequence.
- A.
Restriction Enzyme
- B.
PCR
- C.
STR
- D.
VNTR
- 14.Tandem repeats of short DNA sequences 2-5 base pairs in length.
- A.
STR
- B.
VNTR
- C.
PCR
- D.
Allele
- 15.GGCTCTGGATCGCTAG|GGCTCTGGATCGCTAG|GGCTCTGGATCGCTAG The DNA code above repeats 3 times and would be classified as a
- A.
Variable number tandem repeat
- B.
Short tandem repeat
- C.
PCR
- D.
Gel Electrophoresis
- 16.
![DNA from a Crime Scene was deposited in row 1. DNA was obtained from suspects Bob, Sue, John , and Lisa. Which suspects DNA matches the crime scene DNA?]( "DNA from a Crime Scene was deposited in row 1. DNA was obtained from suspects Bob, Sue, John , and Lisa. Which suspects DNA matches the crime scene DNA?")
DNA from a Crime Scene was deposited in row 1. DNA was obtained from suspects Bob, Sue, John , and Lisa. Which suspects DNA matches the crime scene DNA?- A.
Bob
- B.
Sue
- C.
John
- D.
Lisa
- 17.
![P=Crime Scene DNA, S1=Suspect 1, S2= Suspect 2, S3=Suspect 3.
Which suspect left DNA at the Crime Scene?]( "P=Crime Scene DNA, S1=Suspect 1, S2= Suspect 2, S3=Suspect 3.
Which suspect left DNA at the Crime Scene?")
P=Crime Scene DNA, S1=Suspect 1, S2= Suspect 2, S3=Suspect 3. Which suspect left DNA at the Crime Scene?- A.
P
- B.
S1
- C.
S2
- D.
S3
- 18.DNA from a crime scene matched that of a suspect. This means that the suspect, without a doubt, committed the crime.
- A.
True
- B.
False
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