Question 1

DNA is only found in the nucleus of red blood cells.

Accepted Answer

A) True 
 B)False  False

Question 2

CODIS is the abbreviation for the Combined DNA Identification System.

Accepted Answer

A) True 
 B)False  False

Question 3

In a gel electrophoresis system, DNA strands are separated based on

Accepted Answer

A)  chromosome number 
B)  chromosome locus 
C)  length 
D)  width 
A)  chromosome number 
B)  chromosome locus 
C)  length 
D)  width C

Question 4

STR allows for scientists to less numerous base pairs in DNA typing than RFLP.

Accepted Answer

A) True 
 B)False

Question 5

Nuclear DNA has a double helix shape.

Accepted Answer

A) True 
 B)False

Question 6

The location in the human body used to obtain buccal samples is the:

Accepted Answer

A)  anal cavity 
B)  hands 
C)  inside of cheeks 
D)  none of the above 
A)  anal cavity 
B)  hands 
C)  inside of cheeks 
D)  none of the above

Question 7

The denaturing process in PCR results in the joining of double helixes.

Accepted Answer

A) True 
 B)False

Question 8

Individuals who inherit the same allele for a particular characteristic from both parents are said to be _____________ with respect to that gene.

Accepted Answer

A)  heterozygous 
B)  homozygous 
C)  homogenous 
D)  none of the above 
A)  heterozygous 
B)  homozygous 
C)  homogenous 
D)  none of the above

Question 9

In gel electrophoresis, the DNA segments are placed at the _____ end of the chamber and move to the ______ end of the chamber.

Accepted Answer

A)  positive, negative 
B)  positive, neutral 
C)  negative, positive 
D)  negative, neutral 
A)  positive, negative 
B)  positive, neutral 
C)  negative, positive 
D)  negative, neutral

Question 10

The instrument used in PCR is called a

Accepted Answer

A)  polychromasomal reagent 
B)  parachromal reagent 
C)  thermal cycler 
D)  regenerative cycler 
A)  polychromasomal reagent 
B)  parachromal reagent 
C)  thermal cycler 
D)  regenerative cycler

Question 11

It is not possible to determine gender using forensic DNA tests.

Accepted Answer

A) True 
 B)False

Question 12

The two types of polymorphism in genes are

Accepted Answer

A)  length polymorphism and width polymorphism 
B)  sequence polymorphism and length polymorphism 
C)  sequence polymorphism and locus polymorphism 
D)  width polymorphism and locus polymorphism 
A)  length polymorphism and width polymorphism 
B)  sequence polymorphism and length polymorphism 
C)  sequence polymorphism and locus polymorphism 
D)  width polymorphism and locus polymorphism

Question 13

There are currently _______ STR loci that are commonly amplified and analyzed in forensic cases.

Accepted Answer

A)  10 
B)  13 
C)  15 
D)  20 
A)  10 
B)  13 
C)  15 
D)  20

Question 14

Which of the following is NOT a nucleotide?

Accepted Answer

A)  adenine 
B)  cytosine 
C)  guanine 
D)  fluorocine 
A)  adenine 
B)  cytosine 
C)  guanine 
D)  fluorocine

Question 15

In cell nucleus of human beings there are _____ pairs chromosomes.

Accepted Answer

A)  23 
B)  46 
C)  92 
D)  128 
A)  23 
B)  46 
C)  92 
D)  128

Question 16

The first commercial technique for DNA typing was PCR.

Accepted Answer

A) True 
 B)False

Question 17

Innocence Project focuses on the use of DNA to convict criminals.

Accepted Answer

A) True 
 B)False

Question 18

The different forms of genes are known as alleles.

Accepted Answer

A) True 
 B)False

Question 19

Y-STRs allow for gender determination of gender.

Accepted Answer

A) True 
 B)False

Question 20

RFLP uses restriction enzymes to cut DNA at certain polymorphic locations.

Accepted Answer

A) True 
 B)False

Exam 17: Dna Typing

DNA is only found in the nucleus of red blood cells.

CODIS is the abbreviation for the Combined DNA Identification System.

In a gel electrophoresis system, DNA strands are separated based on

STR allows for scientists to less numerous base pairs in DNA typing than RFLP.

Nuclear DNA has a double helix shape.

The location in the human body used to obtain buccal samples is the:

The denaturing process in PCR results in the joining of double helixes.

Individuals who inherit the same allele for a particular characteristic from both parents are said to be _____________ with respect to that gene.

In gel electrophoresis, the DNA segments are placed at the _____ end of the chamber and move to the ______ end of the chamber.

The instrument used in PCR is called a

It is not possible to determine gender using forensic DNA tests.

The two types of polymorphism in genes are

There are currently _______ STR loci that are commonly amplified and analyzed in forensic cases.

Which of the following is NOT a nucleotide?

In cell nucleus of human beings there are _____ pairs chromosomes.

The first commercial technique for DNA typing was PCR.

Innocence Project focuses on the use of DNA to convict criminals.

The different forms of genes are known as alleles.

Y-STRs allow for gender determination of gender.

RFLP uses restriction enzymes to cut DNA at certain polymorphic locations.

Introduction to Forensic Science

Crime Scene Investigation

Nature of Evidence

Separating Complex Mixtures

Light and Matter

Microscopy

Detector Dogs As Forensic Tools

Digital Evidence, Computer Forensics, and Investigation

Forensic Engineering

Fingerprints and Other Impressions

Questioned Documents

Firearms and Toolmarks

Forensic Pathology

Anthropology and Odontology

Forensic Palynology Entomology

Serology

Hair

Illicit Drugs

Forensic Toxicology

Fibers, Paints, and Other Polymers

Glass and Soil

Fires and Explosions

Presentation of Forensic Evidence in Court

Forensic Psychology

Filters

In gel electrophoresis, the DNA segments are placed at the _ end of the chamber and move to the __ end of the chamber.