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Chapter 7 Section 4
By Joseph Morsaw
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Last updated over 4 years ago
19 questions
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Question 1
1.
DNA strands when travelling through the gel are positively charged.
True
False
Question 2
2.
Dr. Kary Mullis invented the _________________ techniqued, for which he shared the Nobel Prize in 1993.
Question 3
3.
DNA is known as ________________________ evidence.
Question 4
4.
________________________ enzymes are used to cut DNA into smaller pieces at specific location sites.
Question 5
5.
In most criminal cases, ____________________ different probes are used in the DNA fingerprinting process.
Question 6
6.
A child inherits ___________ genes for each trait
Question 7
7.
All criminals have their DNA uploaded into the national DNA database.
True
False
Question 8
8.
In the U.S. Combined DNA Index System(____________)
Question 9
9.
Databases are updated when perpetrators are convicted of:
felony theft
child abuse
rape
first degree assault
kidnapping
murder
Question 10
10.
First step in preparing a sample for DNA fingerprinting is to _____________ the DNA from the cell nucleus.
Question 11
11.
DNA can be used:
paternity test
timeline of a crime
identification of remains
identify family members
free convicts falsely imprisoned
Question 12
12.
DNA analysis allows even a small sample of ______________ to be identified with a single individual.
Question 13
13.
DNA contains, in non-coding regions called
_______________ DNA,
many repeated sequences that vary in number between individuals.
Question 14
14.
DNA evidence must be collected carefully to avoid ___________________ with other DNA.
Question 15
15.
One well contains a control, a solution containing DNA fragments of known lengths called a __________________ or Standard DNA
Question 16
16.
Electrophoresis is complete when the DNA fragments have ______________________ through the gel.
Question 17
17.
Therefore, when viewing a DNA fingerprint, we identify specific DNA sequences by using __________________ probes.
Question 18
18.
An ________________________ light source can then be used to cause the DNA to fluoresce so the bands of the fingerprint are visible.
Question 19
19.
The ____________ the number of probes used on a DNA fingerprint, the greater the accuracy of the DNA fingerprint.