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PBS Unit 1 Review

Total questions: 60

Worksheet time: 31mins

Name
Class
Date
1.

What is the structure of purines?

a)

A single 5 carbon ring

b)

A single 6 carbon ring

c)

A double ring

d)

A triple ring

2.
What is the role of an restriction enzyme?
a)
Create a pattern of a person's DNA
b)
Act as molecular scissors that cut DNA
c)
Separate and compare different DNA sequences
d)
Produce millions of copies of DNA
3.
_______ has a double ring structure and is an example of a _______
a)
adenine... purine
b)
thymine... pyrimidine
c)
cytosine.....purine
d)
guanine....pyrimidine
4.
A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
5.
How many rings does a pyrimidine have?
a)
1
b)
2
c)
3
d)
4
6.
What is produced as a result of DNA being cut by restriction enzymes?
a)
Restriction Fragment Length Polymorphisms 
b)
Restriction Fragmented Long Palindromes
c)
Polymerase Chain Reaction
d)
Polymorphic Fragment Chains
7.
DNA is ________ charged and migrates to the ________ end of the gel.
a)
negative, positive
b)
positive, negative
c)
negative, neutral
d)
positive, neutral
8.
What is the backbone of DNA made out of?
a)
Phosphates and sugars
b)
Basepairs
c)
Deoxyribose
d)
Hydrogen bonds
9.
A and T make a _____ bond; they are held together by _______ bonds.
a)
triple... hydrogen
b)
double... nitrogen
c)
double... hydrogen
d)
triple... nitrogen
10.
Which of the following most likely would contain a good DNA sample?
a)
Shoeprint
b)
Tabletop
c)
Syringe
d)
Blood
11.
What can be determined from the diameter of a blood drop?
a)
Blood type
b)
Weapon
c)
Amount of blood lost
d)
The height from which the blood fell
12.
Body system that includes lymph nodes, spleen, thymus and bone marrow
a)
Endocrine
b)
Integumentary
c)
Immune
d)
Urinary
13.
What can be used to determine time of death?
a)
Blood pressure
b)
Fingerprints
c)
Skin texture
d)
Body Temperature
14.
What causes the DNA to separate and move down the gel?
a)
Magnetism
b)
Electricity
c)
Hydrogen Bonds
d)
Agarose 
15.
Which person is a physician (medical doctor) who performs an autopsy and can determine manner and cause of death?
a)
Coroner
b)
Toxicologist
c)
Medical Examiner
d)
Forensic Anthropologist
16.
Which DNA fragment would end up closest to the top of gel (where the DNA is loaded into the wells)?
a)
100 bp
b)
1,000 bp
c)
5,000 bp
d)
10,000 bp
17.
If adenine makes up 20% of DNA, what percent is thymine?
a)
20%
b)
10%
c)
30%
d)
60%
18.
Which body system is responsible for sending signals with hormones?
a)
Immune
b)
Nervous
c)
Endocrine
d)
Digestive
19.
Which body system is responsible for pumping blood and transporting oxygen?
a)
Circulatory system
b)
Respiratory System
c)
Muscular System
d)
Digestive System
20.
Which body system is involved with breaking down food and absorbing nutrients to give the body energy?
a)
Muscular
b)
Digestive
c)
Immune
d)
Endocrine
21.

When can a doctor give medical information to a patients mother?

a)

The person is under 18

b)

When the person cannot be reached by phone

c)

When the person has given consent to the doctor

d)

When the mother tells the doctor it is okay

22.
Mary's husband come to the doctor with her and demands to know the results of her blood test.  He begins yelling at the nurse.  The nurse gives him the records- was HIPAA violated?
a)
Yes, he is not entitled to know her information just because he came to the doctor's office.
b)
No, He came with his wife to the doctor and she never told the nurse not to say anything.
c)
Yes, because he should not be yelling at the nurse
d)
No, husbands and wives are exempt from HIPAA
23.
Andy went to the middle east and came back with the measles.  He doesn't want anyone to know and asks his nurse to not tell anyone.  The nurse notifies public health authorities anyway.  Was HIPAA violated?
a)
Yes, the patient specifically asked her to protect his privacy.
b)
No, measles is a public health concern and trumps the patient's entitlement to privacy
c)
It depends on if the nurse has proper clearance from her boss.
24.
Which of the following are NOT one of the steps to processing a crime scene?
a)
Examine
b)
Interview
c)
Sketch
d)
Blood
25.
A forensic scientists main job is to
a)
collect evidence at the scene
b)
analyze the evidence that has been collected such as blood, bullets and medicine
c)
interview key witnesses
d)
take pictures
26.
PPE stands for
a)
Persons Protective Equipment
b)
Personal Protective Equipment
c)
Professional Protective Equipment
d)
Personal Product Equipment
27.
The unknown substance found at the scene was
a)
meth
b)
cocaine
c)
asprin
d)
 Acetaminophen
28.
This is a specific test that can be determine the exact identify of the substance. 
a)
Confirmatory test
b)
Positive determine test
c)
Presumptive test
d)
permission test
29.
What type of evidence can be processed by looking at shape, size, number of lines and minutiae?
a)
Blood sample
b)
Hair Sample
c)
DNA sample
d)
Fingerprint Sample
30.
What type of evidence can be processed by looking at the cortex, medulla, growth stage, or diameter 
a)
Fingerprint
b)
Blood sample
c)
DNA sample
d)
Hair sample
31.
Describe the fingerprint pattern for Alex Garcia
a)
Plain arch
b)
Wharl
c)
Tented Arch
d)
Radial loop
32.
What is an independent variable?
a)
What is measure in an experiment
b)
What you change in an experiment 
c)
A prediction about an experiment
d)
What stays the same in an experiment
33.
What is an dependent variable?
a)
What is measure in an experiment
b)
What you change in an experiment 
c)
A prediction about an experiment
d)
What stays the same in an experiment
34.

What is HIPAA?

a)

A misspelled word for Hiccup

b)

The US Department of Health and Services headquarters

c)

An abbreviation for the Health Insurance Portability and Accountability Act

d)

An abbreviation for Hippopotamus

35.

Unexpected death by stroke is classified as

a)

suicide

b)

natural causes

c)

murder

d)

accidental

36.

A certain restriction enzyme cuts DNA at the following sequence:

TTAA

AATT

If we used this enzyme to cut following piece of DNA, then how many RFLPs would there be?

CCGAATTATGCTTAACGAATGCCCGATACTTAAGC

GGCTTAATACGAATTGCTTACGGGCTATGAATTCG

a)

1

b)

2

c)

3

d)

4

37.
Who should the lawyer request a warrant for?
a)
Suspect 1
b)
Suspect 2
c)
Suspect 3
d)
Suspect 4
38.

What is always done first at a crime scene?

a)

secure it

b)

photograph it

c)

sketch it

d)

collect evidence

39.

A DNA strand that reads ATGGC has a complimentary strand that reads

a)

CGGTA

b)

TACCG

c)

GCCAT

d)

ATGGC

40.

Blood from 2 meters from the ground

a)

is 2 cm in diameter

b)

is 1.2 cm in diameter

c)

is not included in the chart

d)

is circular in shape

41.

Which lanes represent DNA from the same person?

a)

1 and 2

b)

2 and 3

c)

1 and 4

d)

3 and 4

42.

Gel electrophoresis separates DNA fragments based on their:

a)

size

b)

bases

c)

sugar

d)

nitrogen

43.

DNA contains the following bases:

a)

adenine, thymine, guanine, cytosine

b)

adenine, uracil, guanine, cytosine

c)

deoxyribose sugar and phosphate

d)

ribose sugar and phosphate

44.

Which law restricts health care professionals from revealing private patient information?

a)

Law of Confidentiality

b)

Hippocratic Oath

c)

SARS

d)

HIPAA

45.

The body system responsible for pumping blood around the body and transporting oxygen to cells:

a)

urinary

b)

cardiovascular

c)

nervous

d)

endocrine

46.

A nucleotide is made of a sugar, a phosphate, and a _____.

a)

nitrogenous base

b)

gene

c)

hydrogen

d)

code

47.

Which body system eliminates waste and regulates water balance in the blood?

a)

cardiovascular

b)

urinary/excretory

c)

nervous

d)

respiratory

48.

What process is used to amplify the amount of DNA collected from a sample?

a)

Polymerase Chain Reaction

b)

Restriction Fragment Length Polymorphism

c)

Gel Electrophoresis

d)

DNA Profiling

49.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

50.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

51.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

52.

Identify what structure is outlined in the BLACK outline.

a)

Base pair

b)

deoxyribose sugar

c)

phosphate group

d)

hydrogen bonds

e)

Nucleotide

53.

What group do these bases belong to?

a)

Purines

b)

Pyrimidines

54.

What group do these bases belong to?

a)

Purines

b)

Pyrimidines

55.
Which of the following could NOT be a Manner of Death?
a)
Homicide
b)
Natural
c)
Heart attack
d)
Accidental
56.
If if an unknown blood sample clumps with anti-A serum and not with anti-B serum, what is the blood type?
a)
AB
b)
O
c)
A
d)
B
57.

Algor mortis refers to

a)

a. the stiffening of muscles shortly after death

b)

b. the clouding of the corneas after death

c)

c. the cooling of the body after death

d)

d. the pooling of blood after death

58.

A thorough post-mortem surgical examination of the body by a pathologist to determine the manner and cause of death is called a(n)...

a)

dissection

b)

autopsy

c)

surgery

d)

examination

59.

A woman was in a fatal car crash. Her spleen burst and she bled to death. What was the cause of death?

a)

car crash

b)

she bled out

c)

accidental

d)

natural

60.

A toxicology report could indicate which of the following?

a)

Rigor mortis apparent

b)

blood alcohol volume

c)

time of death

d)

graying of fingernails

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