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DNA & Blood Analysis

Total questions: 135

Worksheet time: 2hrs 35mins

Name
Class
Date
1.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
2.
Adenine bonds with ______________.
a)
Guanine
b)
Thymine
c)
Cytosine
d)
Adenine
3.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
4.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
5.
Component of blood that is part of our immune system and destroys pathogens in our body
a)
red blood cells
b)
white blood cells
c)
platelets
d)
luminol
6.
Yellowish liquid part of blood
a)
plasma
b)
platelets
c)
agglutinogens
d)
white blood cells
7.
Clotting factors in plasma that prevent blood loss from a wound
a)
white blood cells
b)
red blood cells
c)
hemoglobin
d)
platelets
8.
Our blood type is determined by these which are inherited from our parents
a)
white blood cells
b)
genes
c)
spines
d)
plasma
9.
Blood type that contains both A and B agglutinogens and no antibodies
a)
type A
b)
type B
c)
Type AB
d)
Type O
10.
Blood type that contains no agglutinogens and both A and B antibodies
a)
type A
b)
type B
c)
type AB
d)
type O
11.
Indicated the presence of a specific protein discovered while studying Rhesus monkeys
a)
hemoglobin
b)
agglutinogens
c)
Rh factor
d)
red blood cells
12.
Blood type that contains A agglutinogens and B antibodies
a)
type A
b)
type B
c)
type AB
d)
type O
13.
Determines whether our blood is positive or negative
a)
agglutinogens
b)
Rh factor
c)
antibodies
d)
red blood cells
14.
Universal donor
a)
type B
b)
type A
c)
type O
d)
type AB
15.
Universal Receiver
a)
type A
b)
type B
c)
type O
d)
type AB
16.
pointed edge of a droplet that radiates out from a spatter
a)
spines
b)
parent drop
c)
satellite spatter
d)
luminol
17.
Type of bloodstain created when a force is applied to the source of the blood such as cast off and impact spatters
a)
passive
b)
projected
c)
transfer
d)
luminol
18.
Used by investigators to detect the presence of blood
a)
luminol
b)
LCV
c)
BPA
d)
hemoglobin
19.
Blood sample clots with anti A but not anti B.  What blood type is it?
a)
type A
b)
type B
c)
type AB
d)
type O
20.
Most abundant cells in the body produced in bone marrow
a)
red blood cells
b)
white blood cells
c)
plasma
d)
platelets
21.
What is the name of the process used to make a DNA fingerprint?
a)
PCR
b)
electrophoresis
c)
DNA extraction
d)
DNA testing
22.
What determines gender in humans? 
a)
the X and Y chromosome
b)
chromosome 21
c)
codominance
d)
epistasis
23.
The twisted ladder shape of DNA is referred to as a ....
a)
Twizzler candy
b)
twisted ladder
c)
double helix
d)
yo mama
24.
Which of the following does NOT describe this picture?
a)
humans' 46 chromosomes
b)
one gene
c)
the human genome
d)
humans' 23 pairs of chromosomes
25.
Which sentence is FALSE?
a)
All organisms have 23 pairs of DNA.
b)
Chromosomes are made of genes.
c)
DNA is made out of 4 chemicals: adenine, cytosine, thymine, guanine
d)
DNA is the recipe for life.
26.
The purpose of PCR is to:
a)
Cut DNA
b)
Move DNA into a cell
c)
Analyze the length of DNA
d)
Copy short segments of DNA
27.
Mike has type O blood. Mike can receive blood from someone who has Type A or Type B.
a)
True
b)
False
28.
The genetic material that carries information about an organism and is passed from parent to offspring
a)
DNA
DNA
b)
Deoxyribose and Phosphate
c)
Lysosome
29.
True or False. The total amount of DNA in a cell is known as genome?
a)
True
b)
False
30.
Which model of base pairing is correct?
a)
A=T and C=G
b)
A=T=C=G
c)
A+T and G+C
d)
A=G and T=C
31.
The purpose of PCR
a)
cutting DNA
b)
creating RFLPs
c)
amplifying/copy DNA
d)
reversing the charge of DNA
32.
Who invented the process of DNA fingerprinting?
a)
Jeffreys
b)
Dawson
c)
Roseland
d)
Crick
33.
What enzyme is used during PCR to pair complementary bases to the template strand?
a)
Thermonuclease
b)
Helicase
c)
DNA Polymerase
d)
RNA Polymerase
34.
How do scientists cut DNA into smaller strands?
a)
restriction enzymes
b)
scissors
c)
ligase
d)
agarose
35.
Why do you use a new pipette tip on the micropipette every time you get a new sample?
a)
To avoid contaminating the other samples
b)
To use as many tools as you can.
c)
The pipette tips disappear after being used.
d)
None of these reasons
36.
Which two bear species are most closely related?
a)
Bear 1 and Bear 2
b)
Bear 1 and Bear 3
c)
Bear 2 and Bear 3
d)
There’s no way to tell
37.
Based on these results whose blood was found in the blood stain at the crime scene?
a)
Bob
b)
Sue
c)
John
d)
Lisa
38.
Watson and Crick were the first to suggest that DNA is _____
a)
a short molecule
b)
the shape of a double helix
c)
a protein molecule
d)
the genetic material
39.
The computerized database used to store DNA information is: 
a)
AFIS
b)
NIBIN
c)
CODIS
d)
PDQ
40.
Biologists need additional copies of a DNA fragment. What tool should they use?
a)
Gel Electrophoresis
b)
PCR
c)
Restriction enzymes
d)
This isn't possible
41.
Where is DNA found in the body?
a)
Cells nucleus
b)
Heart
c)
Cartilage
d)
Muscle
42.

What is a special protein that targets a specific base sequence and cuts DNA into smaller fragments?

a)

Electrophoresis

b)

Polymerase Chain Reaction

c)

Restriction Enzyme

d)

Introns

43.
Pattern of DNA fragments obtained by examining a person's unique sequence of DNA base pairs is?
a)
PCR
b)
Chromosome
c)
Electrophoresis
d)
DNA Fingerprinting
44.
The four types of nucleotides that make up DNA are named for their:
a)
hydrogen bonds
b)
nitrogenous bases
c)
phosphate group
d)
ring-shaped sugars
45.
Which DNA strands move the fastest through the gel when the electricity is turned on?
a)
The long strands
b)
The short strands
c)
The medium strands
d)
They all move the same
46.
What is the charge of DNA?
a)
positive
b)
negative
c)
neutral
47.
What is the study of bodily fluids called?
a)
toxicology
b)
serology
c)
physiology
d)
histology
48.
If red blood cells clump as a result of the blood not being compatable
a)
antigens
b)
antibodies
c)
agglutination
d)
antibrowns offense
49.
Proteins on the surface of the red blood cells that account for blood type
a)
antibodies
b)
antigens
c)
agglutination
d)
anti browns offense
50.
In the serum of the blood and react with the antigen on the red blood cell
a)
antibodies
b)
antigens
c)
agglutination
d)
still anti browns
51.
There are how many blood types in the ABO system?
a)
2
b)
3
c)
4
d)
5
52.
This makes the ABO blood types double in amount because this creates + and - of each type
a)
Rh factor
b)
pH factor
c)
ABS factor
d)
browns factor very little 
53.
Who can accept any blood
a)
O
b)
A
c)
B
d)
AB
54.
Blood is composed of plasma, serum, and cells
a)
true
b)
false
55.
Why can AB accept any type of blood?
a)
They cant
b)
No antibodies present
c)
Both antibodies present
56.
Genes are 
a)
DNA section that code for protein
b)
different forms of the same allele
c)
in the red blood cell responsible for clotting
57.
Alleles are
a)
variations of a gene
b)
code for DNA
c)
responsible for fighting infection in red blood cell
58.
Genotype 
a)
what one sees as a physical trait
b)
the genetic code on the chromosomes
c)
someone on Jersey Shore
59.
Since the genotypes A and B are equally dominant this is called 
a)
blending
b)
codominance
c)
incomplete dominance
60.
the genotype for O blood is a great example of a 
a)
recessive genotype
b)
dominant genotype
61.
Momma is AO and Dad is BB - what blood types are possible?
a)
A, B, and AB
b)
AB and A
c)
AB and B
d)
Just B
62.
What percentage of the genotype AO is possible if Mom is AO and Dad is AO
a)
100%
b)
75%
c)
50%
d)
25%
63.
If Mom is AB and dad is A? and the child has a B blood type what is the other allele for Dad?
a)
A
b)
B 
c)
AB
d)
O
64.

Which male is the father of this child?

a)

Male 1

b)

Male 2

c)

Neither can be the father.

d)

Both can possibly be the father.

65.

Which suspect should be charged with the crime?

a)

Suspect 1

b)

Suspect 2

c)

Suspect 3

d)

None of these suspects

66.

Gel electrophoresis is used to separate DNA fragments according to which property?

a)

size / length

b)

color

c)

functions

d)

chromosomes

67.
Which suspect is likely guilty?
a)
Suspect #1
b)
Suspect #2
c)
Suspect #3
68.
Could this be this child's father?
a)
Yes
b)
No
69.

About how many base pairs (A & T, C & G) does a human DNA molecule have?

a)

3 million base pairs

b)

3 billion base pairs

c)

3 thousand base pairs

d)

one base pair

70.

In the nucleus of most human body cells, there are

a)

23 pairs of chromosomes

b)

46 pairs of chromosomes

c)

92 chromosomes

d)

None of these choices

71.

The total amount DNA in a cell is called the ?

a)

DNA Fingerprint

b)

Introns

c)

Genome

d)

Restriction Enzyme

72.

In Gel Electrophoresis, what causes the fragments of DNA to move through the gel?

a)

DNA is negatively charged so it is attracted to the positively charged end of the unit.

b)

DNA is positively charged so it is attracted to the negative end of the unit.

c)

The agarose gel in negatively charged.

d)

The agarose gel is positively charged.

73.

Shannon does not know who her father is. There are three possibilities: Jack, Daniel and Bill. Who is the father?

a)

Jack

b)

Daniel

c)

Bill

74.

What is the purpose of gel electrophoresis?

a)

helps cut DNA

b)

count the genes in DNA

c)

separates DNA based on size to create a DNA Fingerprint

d)

allows for an exact replicated organism

75.
What does PCR stand for?
a)
Polymerase Chronic Reagent
b)
Principle Chorionic Reliability
c)
Polymerase Chain Reaction
d)
Probably Cannot React
76.

What is the process used to make millions of copies of DNA?

a)

DNA FIngerprint

b)

Electrophoresis

c)

Polymerase Chain Reaction

d)

Restriction Enzyme

77.

The process of DNA fingerprinting was invented by:

a)

Watson

b)

Jeffreys

c)

Einstein

d)

Newton

78.

What is the name for the physical structure of DNA?

a)

Helix

b)

Triple Helix

c)

Double Helix

d)

Circular

79.
The sides of the helix, referred to as the backbone of DNA, are made up of:
a)
alternating sugar and phosphate molecules
b)
alternating base and phosphate molecules
c)
paired nitrogenous bases
d)
d. paired sugar molecules
80.
What is suspect 2's Blood Type?
a)
A-
b)
B-
c)
A+
d)
B+
81.
Which test is used to detect invisible blood stains?
a)
Kastle-Meyer
b)
Luminol
c)
Precipitin
d)
Huminal
82.

Why we need Erythrocytes?

a)

they destroy bacteria and viruses

b)

they provide blood clotting

c)

they carry oxygen

d)

they digest the food

83.
Blood Typing is considered what type of evidence?
a)
Indiviual
b)
Class
c)
Trace
d)
Physical
84.
What blood stain pattern is created or formed by the force of gravity acting alone?
a)
Passive Drop
b)
Low Velocity Impact Spatter
c)
Flow Pattern
d)
Drip Pattern
85.
What blood type has anti-B antibodies?
a)
Type A
b)
Type B
c)
Type AB
d)
Type O
86.
What blood type has anti-A antibodies?
a)
Type A
b)
Type B
c)
Type AB
d)
Type O
87.
Which letter best shows the convergence point (origin point)?
a)
A
b)
B
c)
C
d)
D
88.

Mackenzie has blood type B+, she can receive blood from which blood donors?

a)

B+, B-, O+, O-

b)

B+, A-, O+, O-

c)

B+

d)

O-

89.
What type of spatter creates the largest blood droplets?
a)
Low velocity impact
b)
Medium velocity impact
c)
High velocity impact
90.

A person with no antigens and no Rh factor have what blood type?

a)

AB-

b)

AB+

c)

O-

d)

O+

91.

This test shows results for which blood type?

a)

B+

b)

B-

c)

A+

d)

A-

92.
What blood type is the universal donor (can donate to any blood type)?
a)
O+
b)
O-
c)
AB+
d)
AB-
93.
Using the table, under which conditions would agglutination most likely occur?
a)
Row 1
b)
Row 2
c)
Row 3
d)
Row 4
94.

Tyler has blood type AB+, he can donate blood to a person that has blood type?

a)

AB+

b)

AB-

c)

O-

d)

O+

95.

Which suspect should be charged with the crime?

a)

Suspect 1

b)

Suspect 2

c)

Suspect 3

d)

None of these suspects

96.
Which male is the father of this child?
a)
Male 1
b)
Male 2
c)
Neither could be the father
d)
Either could be the father
97.
Whose blood was found at the crime scene?
a)
John
b)
Lisa
c)
Bob
d)
Sure
98.
What blood spatter pattern is seen in the picture?
a)
Cast Off
b)
Medium Velocity
c)
Void
d)
High Velocity
99.
What blood spatter pattern is seen in the picture?
a)
Transfer/Contact
b)
Swipe
c)
Wipe
d)
Saturation
100.
Based upon this picture, what test was done to determine whether or not a stain was blood (the picture shows a positive and negative test). 
a)
Kastle-Meyer presumptive blood test
b)
Leukomalachite green presumptive blood test
c)
Luminol presumptive blood test
101.
What would cause medium velocity blood spatter?
a)
Baseball bat
b)
Human hand
c)
Hand grenade
d)
Gunshot
102.
What is the original drop of blood that casts or gives off a satellite or wave called?
a)
Parent Drop
b)
Void
c)
Satellite drop
d)
Spine
103.
Which of the following CANNOT be determined from blood spatter?
a)
Exact Weapon Used
b)
Manner of Death
c)
Velocity
d)
Area of Origin
104.
What type of pattern is created when blood is blown out of the nose, mouth, or a wound as a result of air pressure?
a)
Expirated blood pattern
b)
Cast - Off Pattern
c)
High Velocity Pattern
d)
Wipe Pattern
105.
What blood spatter pattern is seen in the picture?
a)
Flow Pattern
b)
Low Velocity Impact Spatter
c)
Pool
d)
Drip Pattern
106.
What blood spatter pattern is seen in the photo?
a)
Wipe
b)
Swipe
c)
Walking Drip
d)
Flow
107.
What blood spatter pattern is seen in the picture?
a)
Medium Velocity
b)
Expirated Blood
c)
Low Velocity
d)
Arterial Spurt
108.
What bloodstain pattern is created when an object moves through an existing stain, removing or altering its appearance?
a)
Swipe
b)
Walking Drip
c)
Wipe
d)
Contact
109.
What bloodstain pattern is created when blood is released or thrown from a blood-bearing object?
a)
Cast-Off
b)
Walking Drip
c)
Medium Velocity
d)
Void
110.
The drop shown above would have more than likely been dropped from an angle of 
a)
90
b)
50
c)
30
d)
10
111.
What type of blood spatter is typically created from a gunshot?
a)
Medium Velocity
b)
High Velocity
c)
Cast-Off
d)
Void
112.
The protrusions around and connected to the drops are called
a)
radial lines
b)
spines or spikes
c)
blood edges
d)
satellite spatters
113.
The following indicates:
a)
cast off
b)
walking drip
c)
splash
d)
medium velocity impact 
114.
The lines in the picture are referred to as lines of ___.
a)
convergence
b)
agreement
c)
tangents
d)
credit
115.
What is another term for a Red Blood Cell?
a)
Antigen
b)
Erythrocyte
c)
Leukocyte
d)
Thrombocyte
116.
What is another term for White Blood Cells?
a)
Antigen
b)
Erythrocyte
c)
Leukocyte
d)
Thrombocyte
117.
The least common form of the ABO blood type is:
a)
Type A
b)
Type B
c)
Type AB
d)
Type O
118.
What blood type has neither A nor B antigen proteins?
a)
Type A
b)
Type B
c)
Type AB
d)
Type O
119.
What blood type has both A and B antigen proteins?
a)
Type A
b)
Type B
c)
Type AB
d)
Type O
120.
Who discovered the ABO and Rh blood groups?
a)
Oliver
b)
Decastello
c)
Landsteiner
d)
Balthazard
121.
Blood platelets serve what function?
a)
They produce antibodies to kill bacteria and viruses
b)
They help clot blood and repair blood vessel damage
c)
They carry nutrients and wastes to the proper organs in the body
d)
They carry oxygen adn carbon dioxide to the proper organs in the body
122.
Which of the following is NOT true about blood typing?
a)
It is quicker and less expensive than DNA profiling
b)
It identifies the presence or absence of particular proteins embedded in the cell
c)
It can provide class evidence to a forensic investigator
d)
It can help determine the manner in which a victim died
123.
When blood falls, it maintains what shape and why?
a)
Blood falls in a teardrop shape because of adhesion
b)
Blood falls in a teardrop shape because of surface tension
c)
Blood falls in a round shape because of capillary action
d)
Blood falls in a round shape because of cohesion
124.
Small secondary droplets around the main blood spatter drop are called:
a)
Spikes
b)
Splats
c)
Satellites
d)
Gushes
125.
The Rh factor was discovered when studying which organism's blood?
a)
Human
b)
Chimpanzee
c)
Monkey
d)
Gorilla
126.

As the angle of impact gets smaller, what happens to the tail?

a)

Gets longer

b)

Gets shorter

c)

Stays the same

127.

what is blood stain pattern

a)

blood that leaves the body

b)

blood associated in crime

c)

physical, geometric image created by blood contacting a surface,

or by a surface contacting blood.

d)

image of blood by photograph

128.

The arrow is pointing to a

a)

satellite

b)

spline

c)

parent drop

129.

The arrow is pointing to a

a)

satellite

b)

spline

c)

parent drop

130.

The arrow is pointing to a

a)

satellite

b)

spline

c)

parent drop

131.

When crime scene investigations trace all the angles back to one location, they refer to this as..

a)

the area of convergance

b)

the origin story

c)

diameter of the blood drops

132.

Blood dripping off a weapon would be considered

a)

Passive blood spatter

b)

Projected blood spatter

c)

Transfer blood

133.

Antibodies are:

a)

Y shaped proteins that attach to antigens

b)

foreign molecules or cells

c)

treated with antibiotics

d)

treated with vaccines

134.

The more unique blood proteins a person has, the _____________ likely they can be identified by police.

a)

more

b)

less

135.

Which of the following is NOT used to detect the presence of blood at a crime scene?

a)

Luminol

b)

LCV

c)

Light

d)

Taste

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