Question 1

PCR are regions of a chromosome that contain multiple copies of a core DNA sequence arranged in a repeating fashion.

Accepted Answer

A) True 
 B)False

Question 2

Match the word in Column 1 to its definition in Column 2. Each answer can only be used once.
A)A technique for separating molecules through their migration on a support medium while under the influence of an electrical potential
B)Different fragment lengths of base pairs that result from cutting a DNA molecule with restriction enzymes
C)A genetic locus useful for determining gender
D)Small structures outside the nucleus that supply energy to the cell
E)Cells derived from the inner cheek lining
F)The building blocks of proteins
G)A technique that simultaneously detects more than one DNA marker in a single analysis
H)An unstained object adjacent to an area on which biological material has been deposited
I)A technique for replicating or copying a portion of a DNA strand outside a living cell
J)A rod-like structure in the cell nucleus composed of DNA, along which the genes are located
K)A repeating unit of DNA consisting of one of four bases-adenine, guanine, cytosine, or thymine-attached to a phosphate-sugar group
L)The process of joining two complementary strands of DNA to form a double-stranded molecule
M)A region of a DNA molecule that contains short segments of three to seven repeating base pairs
N)A short strand of DNA used to target a region of DNA for replication by PCR
O)DNA from skin cells transferred onto the surface of an object by simple contact
-Primer

Accepted Answer

The answer of Match the word in Column 1 to...

Question 3

The ________ is the fundamental unit of heredity.

Accepted Answer

The answer of The ________ is the fundamental unit of...

Question 4

________ is a technique for replicating or copying a portion of a DNA strand outside a living cell.

Accepted Answer

The answer of ________ is a technique for replicating or...

Question 5

Match the word in Column 1 to its definition in Column 2. Each answer can only be used once.
A)A technique for separating molecules through their migration on a support medium while under the influence of an electrical potential
B)Different fragment lengths of base pairs that result from cutting a DNA molecule with restriction enzymes
C)A genetic locus useful for determining gender
D)Small structures outside the nucleus that supply energy to the cell
E)Cells derived from the inner cheek lining
F)The building blocks of proteins
G)A technique that simultaneously detects more than one DNA marker in a single analysis
H)An unstained object adjacent to an area on which biological material has been deposited
I)A technique for replicating or copying a portion of a DNA strand outside a living cell
J)A rod-like structure in the cell nucleus composed of DNA, along which the genes are located
K)A repeating unit of DNA consisting of one of four bases-adenine, guanine, cytosine, or thymine-attached to a phosphate-sugar group
L)The process of joining two complementary strands of DNA to form a double-stranded molecule
M)A region of a DNA molecule that contains short segments of three to seven repeating base pairs
N)A short strand of DNA used to target a region of DNA for replication by PCR
O)DNA from skin cells transferred onto the surface of an object by simple contact
-Amino acids

Accepted Answer

The answer of Match the word in Column 1 to...

Question 6

Which statement is INCORRECT regarding Y-STRs?

Accepted Answer

A) Female STRs will not yield a Y-STR profile. 
B) Y-STRs can be amplified by PCR. 
C) Y-STR types are typically shorter in length as compared to X-STRs. 
D) A typical Y-STR pattern has one band. 
A) Female STRs will not yield a Y-STR profile. 
B) Y-STRs can be amplified by PCR. 
C) Y-STR types are typically shorter in length as compared to X-STRs. 
D) A typical Y-STR pattern has one band.

Question 7

How many different bases are associated with the makeup of DNA?

Accepted Answer

A) 3 
B) 4 
C) 5 
D) 6 
A) 3 
B) 4 
C) 5 
D) 6

Question 8

What is CODIS? How is CODIS useful to forensic scientists?

Accepted Answer

(should include points such as):
CODIS (

Question 9

Use this DNA STR pattern of evidence from a rape investigation to answer the following question(s).
  
-The evidence suggests which suspect raped the victim?

Accepted Answer

A) Suspect A 
B) Suspect B 
C) Suspect C 
D) The evidence shows that none of these suspects is a match. 
A) Suspect A 
B) Suspect B 
C) Suspect C 
D) The evidence shows that none of these suspects is a match.

Question 10

The production of amino acid is coded by a sequence of how many bases on the DNA molecule?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
A) 2 
B) 3 
C) 4 
D) 5

Question 11

PCR is a technique that:

Accepted Answer

A) Provides a statistical analysis of the nitrogenous-base pairings. 
B) Can produce many exact copies of segments of DNA. 
C) Produces information regarding the sequence of nitrogenous bases. 
D) Virtually eliminates operator error from DNA analysis. 
A) Provides a statistical analysis of the nitrogenous-base pairings. 
B) Can produce many exact copies of segments of DNA. 
C) Produces information regarding the sequence of nitrogenous bases. 
D) Virtually eliminates operator error from DNA analysis.

Question 12

________ region(s)of mitochondrial DNA have been found to be highly variable in the human population for forensic determinations.

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 13

Proteins are formed by linking a combination of nucleotides.

Accepted Answer

A) True 
 B)False

Question 14

________ is the process of joining two complementary strands of DNA to form a double-stranded molecule.

Accepted Answer

The answer of ________ is the process of joining two...

Question 15

Electrophoresis can be used in the crime lab to analyze:

Accepted Answer

A) DNA. 
B) Proteins. 
C) dried blood. 
D) All of the above 
A) DNA. 
B) Proteins. 
C) dried blood. 
D) All of the above

Question 16

What is the number of nitrogenous bases needed to code for a specific amino acid?

Accepted Answer

A) 2 
B) 3 
C) 5 
D) 6 
A) 2 
B) 3 
C) 5 
D) 6

Question 17

Match the word in Column 1 to its definition in Column 2. Each answer can only be used once.
A)A technique for separating molecules through their migration on a support medium while under the influence of an electrical potential
B)Different fragment lengths of base pairs that result from cutting a DNA molecule with restriction enzymes
C)A genetic locus useful for determining gender
D)Small structures outside the nucleus that supply energy to the cell
E)Cells derived from the inner cheek lining
F)The building blocks of proteins
G)A technique that simultaneously detects more than one DNA marker in a single analysis
H)An unstained object adjacent to an area on which biological material has been deposited
I)A technique for replicating or copying a portion of a DNA strand outside a living cell
J)A rod-like structure in the cell nucleus composed of DNA, along which the genes are located
K)A repeating unit of DNA consisting of one of four bases-adenine, guanine, cytosine, or thymine-attached to a phosphate-sugar group
L)The process of joining two complementary strands of DNA to form a double-stranded molecule
M)A region of a DNA molecule that contains short segments of three to seven repeating base pairs
N)A short strand of DNA used to target a region of DNA for replication by PCR
O)DNA from skin cells transferred onto the surface of an object by simple contact
-Short tandem repeat (STR)

Accepted Answer

The answer of Match the word in Column 1 to...

Question 18

The PCR technique requires the use of a thermal cycler to:

Accepted Answer

A) Synthesize protein. 
B) Copy DNA. 
C) Make probes radioactive. 
D) Hydrolyze polymerase. 
A) Synthesize protein. 
B) Copy DNA. 
C) Make probes radioactive. 
D) Hydrolyze polymerase.

Question 19

Note that suspect B has only one band in his lane. This is most likely an indication that:

Accepted Answer

A) He is homozygous for the gene. 
B) He is trisomic for the trait. 
C) His DNA was contaminated during the collection process. 
D) He is heterozygous for the gene. 
A) He is homozygous for the gene. 
B) He is trisomic for the trait. 
C) His DNA was contaminated during the collection process. 
D) He is heterozygous for the gene.

Question 20

How should blood-containing clothes from a victim be packaged?

Accepted Answer

A) In an airtight metal container 
B) In an airtight clear plastic container 
C) In a metal paint can 
D) In breathable paper after blood has dried 
A) In an airtight metal container 
B) In an airtight clear plastic container 
C) In a metal paint can 
D) In breathable paper after blood has dried

PCR are regions of a chromosome that contain multiple copies of a core DNA sequence arranged in a repeating fashion.

The ________ is the fundamental unit of heredity.

________ is a technique for replicating or copying a portion of a DNA strand outside a living cell.

Which statement is INCORRECT regarding Y-STRs?

How many different bases are associated with the makeup of DNA?

What is CODIS? How is CODIS useful to forensic scientists?

Use this DNA STR pattern of evidence from a rape investigation to answer the following question(s). -The evidence suggests which suspect raped the victim?

The production of amino acid is coded by a sequence of how many bases on the DNA molecule?

PCR is a technique that:

________ region(s)of mitochondrial DNA have been found to be highly variable in the human population for forensic determinations.

Proteins are formed by linking a combination of nucleotides.

________ is the process of joining two complementary strands of DNA to form a double-stranded molecule.

Electrophoresis can be used in the crime lab to analyze:

What is the number of nitrogenous bases needed to code for a specific amino acid?

The PCR technique requires the use of a thermal cycler to:

Note that suspect B has only one band in his lane. This is most likely an indication that:

How should blood-containing clothes from a victim be packaged?

Introduction

The Crime Scene

Physical Evidence

Crime Scene Reconstruction: Blood Stain Pattern Analysis

Death Investigation

Fingerprints

Forensic Biometrics

The Microscope

Firearms, Tool Marks, and Other Impressions

Matter, Light, and Glass Examination

Hairs and Fibers

Drugs

Forensic Toxicology

Metals, Paint, and Soil

Forensic Serology

Forensic Aspects of Fire and Explosion Investigation

Document Examination

Computer Forensics

Mobile Device Forensics

Filters

Exam 16: DNA: The Indispensable Forensic Science Tool

PCR are regions of a chromosome that contain multiple copies of a core DNA sequence arranged in a repeating fashion.

The ________ is the fundamental unit of heredity.

________ is a technique for replicating or copying a portion of a DNA strand outside a living cell.

Which statement is INCORRECT regarding Y-STRs?

How many different bases are associated with the makeup of DNA?

What is CODIS? How is CODIS useful to forensic scientists?

Use this DNA STR pattern of evidence from a rape investigation to answer the following question(s). -The evidence suggests which suspect raped the victim?

The production of amino acid is coded by a sequence of how many bases on the DNA molecule?

PCR is a technique that:

________ region(s)of mitochondrial DNA have been found to be highly variable in the human population for forensic determinations.

Proteins are formed by linking a combination of nucleotides.

________ is the process of joining two complementary strands of DNA to form a double-stranded molecule.

Electrophoresis can be used in the crime lab to analyze:

What is the number of nitrogenous bases needed to code for a specific amino acid?

The PCR technique requires the use of a thermal cycler to:

Note that suspect B has only one band in his lane. This is most likely an indication that:

How should blood-containing clothes from a victim be packaged?

Introduction

The Crime Scene

Physical Evidence

Crime Scene Reconstruction: Blood Stain Pattern Analysis

Death Investigation

Fingerprints

Forensic Biometrics

The Microscope

Firearms, Tool Marks, and Other Impressions

Matter, Light, and Glass Examination

Hairs and Fibers

Drugs

Forensic Toxicology

Metals, Paint, and Soil

Forensic Serology

Forensic Aspects of Fire and Explosion Investigation

Document Examination

Computer Forensics

Mobile Device Forensics

Filters