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Biotechnology Practice

Total questions: 108

Worksheet time: 2hrs 8mins

Name
Class
Date
1.
Which of the following characteristics is not true of a plasmid?
a)
It is a circular piece of DNA
b)
It is required for normal cell function
c)
It is found in bacteria
d)
It can be trasnferred from cell to cell
2.

Which genetic material could be transmitted naturally by all three methods (transformation, conjugation & transaction) of horizontal gene transfer?

a)

an E coli chromosome

b)

the genome of a microbe

c)

drug resistance genes

d)

a and c

3.

bacteriophages (bacterial viruses) participate in this gene transfer

a)

transformation

b)

conjugation

c)

transduction

d)

translation

4.

horizontal gene transfer by plasmid is possible by

a)

transformation

b)

transduction,

c)

conjugation,

d)

transformation & conjugation

5.

Drug-resistance genes could be transferred by which of the following mechanisms:

a)

conjugation

b)

bacteriophages

c)

Transformation

d)

a, b, and c

6.

A permanent, inheritable change in the genetic information is called

a)

mutation.

b)

translation.

c)

transcription.

d)

alteration.

7.
What is the role of operons in prokaryote gene expression?
a)
It makes the genes prokaryotes be turned on
b)
It accounts for the regulation of gene activity in response to the needs of the cells
c)
To make DNA for the gene
d)
To make the gene turn of and off
8.
Operons are found in the cells of which of the following types of organisms?
a)
prokaryotes (bacteria)
b)
eukaryotes (plant and animals)
c)
animals only
d)
viruses
9.

An enzyme produced in response to the presence of a substrate is called a(n)

a)

A) inducible enzyme.

b)

B) repressible enzyme.

c)

C) restriction enzyme.

d)

D) operator.

e)

E) promoter

10.
The "central dogma" states that genetic information flows from 
a)
Protein-->mRNA-->DNA
b)
Protein-->DNA-->mRNA
c)
mRNA-->DNA-->Protein
d)
DNA-->mRNA-->Protein
11.

1. Recombinant DNA are currently used to produce____.

a)

clothing dye, cheese, and laundry products

b)

human antibiotics and vaccines

c)

crops that taste better and stay fresh longer

d)

all of these

12.

An application of using DNA technology to help environmental scientists would be ___.

a)

use PCR to analyze DNA at a crime scene

b)

create a tobacco plant that glows in the dark

c)

clone the gene for human growth hormone to treat pituitary dwarfism

d)

Make transgenic bacteria that can be used to clean up oil spills more quickly than do the natural bacteria

13.

___ are produced when DNA from another species is inserted into the genome of an organism, which then begins to produce the protein encoded on the recombinant DNA.

a)

Vectors

b)

Transgenic microbes

c)

Plasmids

d)

Gene Guns

14.

Bacteria cells can be used to produce insulin for the treatment of diabetes in humans. Which best explains how the bacteria cells are able to produce insulin for humans?

a)

The bacteria have been grown on a petri dish containing insulin.

b)

The bacteria have been exposed to radioactivity to create mutant strains capable of producing insulin.

c)

The bacteria have been genetically engineered to contain the DNA needed to produce insulin

d)

The bacteria have been grown on a petri dish containing sugar; the bacteria produce insulin in response to the sugar.

15.
You have benefited from selective breeding by having more agricultural produce than would have been possible otherwise.
a)
True
b)
False
16.
An application of using DNA technology to help environmental scientists would be ___.
a)
use PCR to analyze DNA at a crime scene
b)
create a tobacco plant that glows in the dark
c)
clone the gene for human growth hormone to treat pituitary dwarfism
d)
make transgenic bacteria that can be used to clean up oil spills more quickly than do the natural bacteria
17.
Which of the following would be an example of gene therapy technology?
a)
development of a nasal spray that contains copies of the normal gene that is defective in person with cystic fibrosis
b)
cutting DNA into fragments with restriction enzymes
c)
modifying E. coli to produce indigo dye for coloring denim blue jeans
d)
separation DNA fragments using gel electrophoresis
18.
Recombinant DNA are currently used to produce____.
a)
clothing dye, cheese, and laundry products
b)
human antibiotics and vaccines
c)
crops that taste better and stay fresh longer
d)
all of these
19.
The Human Genome Project has made diagnosing genetic disorders easier.Once a genetic disorder is diagnosed, ____ can be used as a possible treatment.
a)
cell cultures
b)
gene therapy
c)
DNA fingerprinting
d)
PCR
20.
A gene gun and a virus may both be classified as ____ because they are mechanisms by which foreign DNA may be transferred into a host cell.
a)
bacteria
b)
plasmids
c)
vectors
d)
splicers
21.
____ are produced when DNA from another species is inserted into the genome of an organism, which then begins to produce the protein encoded on the recombinant DNA.
a)
vectors
b)
plasmids
c)
transgenic organisms
d)
gene guns
22.
A ____ is a small ring of DNA found in a bacterial cell.
a)
virus
b)
plasmid
c)
gene bullet
d)
PCR
23.
The entire collection of genes within human cells is referred to as the ______.
a)
human genome
b)
karyotype
c)
pedigree
d)
gene map
24.
____ is an application of the human genome project that involves the insertion of normal genes into cells with defective genes in order to correct genetic disorders.
a)
gene gun
b)
gene mapping
c)
gene linkage
d)
gene therapy
25.
Which information was most important to the development of genetic engineering techniques?
a)
the observation of nondominant alleles
b)
the discovery of lethal genes
c)
the formulation of Punnett squares
d)
the structure of the DNA molecule
26.
Genetic engineering has produced goats whose milk contains proteins that can be used as medicines. This effect was produced by
a)
mixing genes into the milk
b)
injecting genes into the goats udders
c)
inserting foreign genes into fertilized goat eggs
d)
genetically modifying the nutritional needs of the goats offspring 
27.
Researchers have been working on cloning animals such as sheep. Which result is most likely to be a negative result such as cloning?
a)
development of extra organs
b)
premature death
c)
a low rate of genetic diseases
d)
delayed aging
28.
Cows are selectively bred to produce milk. Which of the following will cause the next generation to receive the trait to produce large quantities of milk?
a)
nutrients in their food
b)
mineral in their water
c)
electrical impulses to their brains
d)
information in their chromosomes
29.
A scientist cloned a goat. Which of these is a true statement about the cloned goat?
a)
It has new genes and traits
b)
It lacks the genes for reproduction
c)
It has the genes that are identical to the original goat
d)
It looks the same but has different genes.
30.

In the United States, there has been relatively little experimentation involving the insertion of genes from other species into human DNA. What is one reason for the limitations of these experiments?

a)

The subunits of human DNA are different from the DNA subunits of other species.

b)

Inserting foreign DNA into human DNA would require using completely new techniques.

c)

Human DNA always promotes human survival, so there is no need to insert foreign genes into it.

d)

There are many ethical questions to be answered before inserting foreign genes into human DNA.

31.

Scientists have produced a genetically modified orange tree that is resistant to disease. Which of the following is the best example of a potential benefit to society that could result from this biotechnology?

a)

reduction in orange crops produced

b)

increase in orange crops produced

c)

increase in the cost of orange crop

d)

a change in the distribution of insects that pollinate orange flowers

32.
The process of changing the genetic material of a living organism 
a)
Genetic Modification
b)
Taxonomy
c)
Adapting
d)
Bioremediation
33.
What is recombinant DNA?
a)
Adding DNA from one organism into the DNA of another
b)
DNA which has been changed over generations by natural selection
c)
DNA that causes genetic disorders
d)
DNA that has been sequenced
34.
Which field would most likely NOT incorporate  biotechnology?
a)
Agriculture 
b)
Genetics 
c)
Medicine
d)
Mining 
35.
Which agricultural benefit can biotechnology  provide?
a)
developing plants that are less dependent on the sun for energy
b)
developing plants that are less sensitive to variations in environmental temperatures
c)
developing plants with inheritable traits unrelated to the genetic material they contain
d)
developing plants that will not die
36.
Which of the following subjects would someone  most likely study if he or she wanted to work in  the biotechnology field?
a)
Chemistry 
b)
Genetics
c)
Physics 
d)
Environmental Science 
37.
Which of the following careers would a student studying biotechnology most likely pursue?
a)
electrical Engineering 
b)
Astronomy 
c)
Agricultural research 
d)
Geology 
38.
What is involved in creating genetically modified bacteria?
a)
allowing them to reproduce freely
b)
changing their food source
c)
using biotechnology techniques
d)
growing them on selected plants
39.
___________ changes the genetic material of a living organism.
a)
Crossbreeding 
b)
Genetic Modification 
c)
Bioremediation
d)
Genome
40.
______________uses bacteria to clean up our surrounding.
a)
Genome
b)
Bioremediation 
c)
Genetic Modification 
d)
Crossbreeding 
41.

How can agricultural biotechnology have a positive impact on the environment?

a)

By developing crops that are pest resistant requiring fewer pesticides to be used. 

b)

planting crops in shaded areas.

c)

Harvesting crops that have thick stems and leaves.

d)

water crops with a recycled irrigation system.

42.

How can using genetically engineered crops impact North Carolina’s economy?

a)

Improve quality of farm equipment.

b)

Decreased availability of productive land.

c)

Decreased food production and more debt for farmers.

d)

Increased food production and income for the farmers.

43.

What would be an economic benefit of bioremediation in a coastal town that just experienced an oil spill?

a)

The cost of purified water will increase resulting in more revenue for the town.

b)

Water and land areas will be cleaned of oil, encouraging more tourists to visit the town and spend money there.

c)

The oil from the spill will be recovered from bioremediation and used as fuel in future.

44.

What would be a negative side of genetically modified foods?

a)

Lower cost of production.

b)

Long-term health effects, such as possible allergies to proteins not found in foods before GMO’s.

c)

Ability to produce more food in less time.

d)

Ability to grow more nutritious food in less time.

45.

Rice does not provide enough of certain vitamins. How could biotechnology be used to change this?

a)

Using a high nitrogen fertilzer.

b)

Using herbicide to get rid of weeds.

c)

Genetic modification of rice plants that are pest resistant and to produce vitamins they cannot make without biotechnology

d)

Using pesticide to get rid of pests that can harm the crop.

46.

Which are most closely related to biotechnology?

a)

medicine and agriculture

b)

construction and engineering

c)

water treatment and electricity generation

d)

communication and information technology

47.

Which is most important when investigating ethical issues in biotechnology?

a)

cost of the technology

b)

advantage of the technology

c)

public opinion of the technology

d)

benefits of the technology outweighing the harm

48.

Personal medical records become more available and more detailed because of biotechnological research. Based on this information, which is a major concern to the public?

a)

transmission of more diseases

b)

an increase in under qualified doctors

c)

inappropriate use of medical information

d)

overdiagnosis of certain medical conditions

49.

Tomatoes are genetically modified to have a longer shelf-life. Which best describes a concern people have with eating GM tomatoes?

a)

GM tomatoes do not taste as good as organic

b)

GM tomatoes are more expensive

c)

the DNA used to modify the tomatoes could change the DNA of the person eating the tomato

d)

GM tomatoes ripen and rot more quickly

50.

GMO stands for

a)

Genetically Modeled Organisms

b)

Genetically Modified Organism

c)

I have no idea

51.

Plants that have been genetically modified so that certain insects are toxic to it.

a)

GMO

b)

Pest resistant crops

c)

Biotechnology

d)

I don't know

52.

Which of the following is the process of using technology to create or modify living things?

a)

Biotechnology

b)

GMO

c)

Pest resistant crops

d)

Transpiration

53.

The chemical molecule that is the basic genetic material found in all cells.

a)

DNA

b)

GMO

c)

Hybrid

d)

Protein

54.

The prefix, bio refers to

a)

Technical Devices

b)

People

c)

Useful Items

d)

Living things

55.

Which positive ways has Biotechnology impacted our environment?

a)

Reduced Pesticides use

b)

Improved color and taste of vegetables

c)

Improved our waterways

d)

All of the above

56.

Which are most closely related to biotechnology?

a)

medicine and agriculture

b)

construction and engineering

c)

water treatment and electricity generation

d)

communication and information technology

57.

Genetic engineering has directly increased productivity in which U.S. industry?

a)

agriculture

b)

automobile

c)

media

d)

none of the above

58.

Which would be reduced as a result of the development of pest-resistant crops?

a)

use of organic fertilizers

b)

use of chemical insecticides

c)

practice of crop rotation techniques

d)

practice of hydroponic farming techniques

59.
How are scientists able to produce a type of corn that will repel insects?
a)
by not spraying the corn plants
b)
by soaking corn seeds in insect spray
c)
by changing the genetics of the corn plants
d)
by altering the temperature of soil so the insects will die
60.

Humans deciding what plant or animal traits they want in a future offspring is known as....

a)

Biotechnology

b)

Selective Breeding

c)

Transformation

d)

Transgenics

61.

A type of selective breeding that results in a higher amount of recessive genes.

a)

Genetic Engineering

b)

Cloning

c)

Hybridization

d)

In-Breeding

62.
A particular plant was made using genetic engineering. What do you know about that plant?
a)
The genetic makeup was changed.
b)
It is an artificial plant.
c)
It cannot be eaten.
d)
It was developed for feeding cattle.
63.

Artificial selection has the greatestimpact on society by providing which of the following?

a)

More efficient energy

b)

Improved food sources

c)

Reduced air pollution

d)

Increased gas mileage

64.

Fill in the blank: The nervous system, composed of neurons, is a fast communication system and a part of many ______ systems in the body.

a)

digestive

b)

feedback

c)

circulatory

d)

respiratory

65.

Which of the following is a function of sensory neurons?

a)

Carry impulses to muscles

b)

Detect stimuli

c)

Provide links between neurons

d)

Regulate organ systems

66.

The central nervous system is composed of the brain and ____.

a)

A) Heart

b)

B) Lungs

c)

C) Spinal cord

d)

D) Kidneys

67.

Which of the following is a part of the central nervous system (CNS)?

a)

A) Sensory neurons registering external stimuli

b)

B) Brain and Spinal Cord

c)

C) Sympathetic nervous system

d)

D) Schwann cells

68.

The cell body of a neuron is an enlarged region containing the _______.

a)

Axon

b)

Dendrites

c)

Nucleus

d)

Myelin sheath

69.

Which division of the PNS is under conscious control?

a)

A) Autonomic nervous system

b)

B) Somatic nervous system

c)

C) Sympathetic nervous system

d)

D) Parasympathetic nervous system

70.
label 1
a)
nucleus
b)
cell body
c)
dendrite
d)
axon
71.
label 2
a)
nucleus
b)
cell body
c)
dendrite
d)
axon
72.
Label 3
a)
nucleus
b)
cell body
c)
dendrite
d)
axon
73.
label 4
a)
axon
b)
axon terminal
c)
myelin sheath
d)
tail
74.
label 6
a)
axon
b)
axon terminal
c)
myelin sheath
d)
tail
75.
label 8
a)
myelin sheath
b)
axon
c)
axon terminal
d)
dendrites
76.
What is the name of cells that support the cells that send information?
a)
Neurons
b)
Axons
c)
Dendrites
d)
Neuroglia
77.

Speeds up the speed of impulses

a)

Myelin

b)

Schwann

c)

Ependyml

d)

Axon terminal

78.

Regulates the Rate of the heart and smooth muscles (around Sphincters)

a)

Autonomic N.S

b)

CNS

c)

Visceral receptors

d)

Somatic receptors

79.

John's grandmother has been diagnosed with a disease that causes the immune system to attack the protective covering of nerve fibers in the brain. What is the name of this disease?

a)

Parkinson's disease

b)

Alzheimer's disease

c)

Huntington's disease

d)

Multiple sclerosis

80.

What happens when the myelin sheath of a professional pianist's neurons is damaged?

a)

The speed of the pianist's nerve signal transmission increases.

b)

The pianist's neuron is unable to receive signals.

c)

The speed of the pianist's nerve signal transmission decreases.

d)

The pianist's neuron is unable to produce neurotransmitters.

81.

In a gel electrophoresis apparatus, which molecules will be closest to the negative side after 15 minutes?

a)

the positive

b)

the negative

c)

the largest

d)

the smallest

82.

A protein signature is:

a)

the path followed by a protein after it is synthesized in the nucleus

b)

the path followed by a protein in the cytoplasm

c)

a protein expressed on the cell surface

d)

a unique set of proteins present in a diseased state

83.

A false negative biomarker would be useful in detecting cancer

a)

True

b)

False

84.

A group of researchers is investigating the effect of oil spills on a population. Which would of the following would be utilized?

a)

Genomics

b)

Microbial Genomics

c)

Pharmacogenomics

d)

Metagenomics

85.

Genomics can be used on a personal level to:

a)

decrease transplant rejection

b)

Predict genetic diseases that a person may have inherited

c)

Determine the risks of genetic diseases for an individual’s children

d)

All the above

86.

A goat is modified genetically to where its milk produces insulin. This is an example of

a)

GMO

b)

transgenic animal

c)

Genetic engineering

d)

all of the above

87.

Which of the following is the most complicated and challenging issue facing genome sequencing?

a)

health of the patient

b)

ethical and moral implications of the mapping

c)

cost and financial support

d)

massive amounts of data analysis required

88.

The map of the human genome is a long-range project likely not completed for another century.

a)

True

b)

False

89.

A biomarker would be best defined by which of the following?

a)

the color coding of different genes

b)

a protein that is uniquely produced in a diseased state

c)

a molecule in the genome or proteome

d)

a marker that is genetically inherited

90.

Every individual has a unique DNA fingerprint expressed by which of the following?

a)

SNP’s

b)

VNTR’s

c)

RFLP’s

d)

Linkage markers

91.

The entire set of DNA molecules in the nucleus

a)

genome

b)

protease

c)

nuclear makeup

d)

PCR

92.

A virus is inserted into an organism to insert a ‘good’ gene at a specific location. This is an example of:

a)

genetic testing

b)

transgenic therapy

c)

genetic engineering

d)

gene therapy

93.

DNA samples are fragile and cannot be stored for very long.

a)

True

b)

False

94.

Genetic recombination occurs by which process?

a)

independent assortment

b)

crossing over

c)

chromosome segregation

d)

sister chromatid

95.

Individual genetic maps in a given species are:

a)

genetically similar

b)

genetically identical

c)

genetically dissimilar

d)

not useful in species analysis

96.

What is genomics?

a)

The study of bioinformatics

b)

The study of genetic engineering

c)

The study of genes

d)

The study of genomes

97.

What is the definition of genome?

a)

The comparison of genomes between different species

b)

The genetic information of an individual or species

c)

The study of genomes

d)

The alteration of an organism's genome

98.

What is the purpose of functional genomics?

a)

To combine computer technology and statistics with biological data sets

b)

To use DNA technology to alter an organism

c)

To compare the human genome to other organisms

d)

To understand the exact role of the genome

99.

What is the main focus of comparative genomics?

a)

Using DNA sequencing to determine the order of nucleotides

b)

Understanding gene functions and interactions

c)

Studying the evolution of genetic mechanisms

d)

Comparing the human genome to other organisms

100.

What is the purpose of bioinformatics?

a)

To study the exact role of the genome

b)

To apply computer technology and statistics to biological data sets

c)

To alter an organism's genome using DNA technology

d)

To compare the human genome to other organisms

101.

What is the definition of biotechnology?

a)

The comparison of genomes between different species

b)

Using DNA technology and genetic engineering to benefit an ecosystem or human activity

c)

The study of genomes

d)

The alteration of an organism's genome

102.

What is the purpose of genetically modified organisms (GMOs)?

a)

To understand the exact role of the genome

b)

To study the evolution of genetic mechanisms

c)

To benefit the environment or human health through genetic engineering

d)

To determine the order of nucleotides in a DNA sequence

103.

What is the process of gene therapy?

a)

Applying computer technology and statistics to biological data sets

b)

Using DNA sequencing to determine the order of nucleotides

c)

Comparing the human genome to other organisms

d)

Giving patients healthy genes to compensate for faulty genes

104.

What is the purpose of gene editing?

a)

To alter an organism's genome using DNA technology

b)

To understand the exact role of the genome

c)

To compare the human genome to other organisms

d)

To target specific sequences of DNA for removal or replacement

105.

What is the definition of bioinformatics?

a)

The comparison of genomes between different species

b)

The alteration of an organism's genome

c)

The study of genomes

d)

The application of computer technology, statistics, and biological data sets

106.

What is the purpose of genetically modified bacteria, plants, and animals?

a)

To study the evolution of genetic mechanisms

b)

To determine the order of nucleotides in a DNA sequence

c)

To understand the exact role of the genome

d)

To benefit human society through genetic engineering

107.

What is the main ethical concern associated with gene therapy?

a)

The high costs making it available only to the wealthy

b)

Making society less accepting of people who are different

c)

Deciding which traits are normal or constitute a disability

d)

Distinguishing between good and bad uses of gene therapy

108.

What is the purpose of gene cloning?

a)

To understand the exact role of the genome

b)

To compare the human genome to other organisms

c)

To create multiple copies of a gene

d)

To determine the order of nucleotides in a DNA sequence