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WorksheetsBiotechnology Practice
Total questions: 108
Worksheet time: 2hrs 8mins
Which genetic material could be transmitted naturally by all three methods (transformation, conjugation & transaction) of horizontal gene transfer?
an E coli chromosome
the genome of a microbe
drug resistance genes
a and c
bacteriophages (bacterial viruses) participate in this gene transfer
transformation
conjugation
transduction
translation
horizontal gene transfer by plasmid is possible by
transformation
transduction,
conjugation,
transformation & conjugation
Drug-resistance genes could be transferred by which of the following mechanisms:
conjugation
bacteriophages
Transformation
a, b, and c
A permanent, inheritable change in the genetic information is called
mutation.
translation.
transcription.
alteration.
An enzyme produced in response to the presence of a substrate is called a(n)
A) inducible enzyme.
B) repressible enzyme.
C) restriction enzyme.
D) operator.
E) promoter
1. Recombinant DNA are currently used to produce____.
clothing dye, cheese, and laundry products
human antibiotics and vaccines
crops that taste better and stay fresh longer
all of these
An application of using DNA technology to help environmental scientists would be ___.
use PCR to analyze DNA at a crime scene
create a tobacco plant that glows in the dark
clone the gene for human growth hormone to treat pituitary dwarfism
Make transgenic bacteria that can be used to clean up oil spills more quickly than do the natural bacteria
___ 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.
Vectors
Transgenic microbes
Plasmids
Gene Guns
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?
The bacteria have been grown on a petri dish containing insulin.
The bacteria have been exposed to radioactivity to create mutant strains capable of producing insulin.
The bacteria have been genetically engineered to contain the DNA needed to produce insulin
The bacteria have been grown on a petri dish containing sugar; the bacteria produce insulin in response to the sugar.
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?
The subunits of human DNA are different from the DNA subunits of other species.
Inserting foreign DNA into human DNA would require using completely new techniques.
Human DNA always promotes human survival, so there is no need to insert foreign genes into it.
There are many ethical questions to be answered before inserting foreign genes into human DNA.
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?
reduction in orange crops produced
increase in orange crops produced
increase in the cost of orange crop
a change in the distribution of insects that pollinate orange flowers
How can agricultural biotechnology have a positive impact on the environment?
By developing crops that are pest resistant requiring fewer pesticides to be used.
planting crops in shaded areas.
Harvesting crops that have thick stems and leaves.
water crops with a recycled irrigation system.
How can using genetically engineered crops impact North Carolina’s economy?
Improve quality of farm equipment.
Decreased availability of productive land.
Decreased food production and more debt for farmers.
Increased food production and income for the farmers.
What would be an economic benefit of bioremediation in a coastal town that just experienced an oil spill?
The cost of purified water will increase resulting in more revenue for the town.
Water and land areas will be cleaned of oil, encouraging more tourists to visit the town and spend money there.
The oil from the spill will be recovered from bioremediation and used as fuel in future.
What would be a negative side of genetically modified foods?
Lower cost of production.
Long-term health effects, such as possible allergies to proteins not found in foods before GMO’s.
Ability to produce more food in less time.
Ability to grow more nutritious food in less time.
Rice does not provide enough of certain vitamins. How could biotechnology be used to change this?
Using a high nitrogen fertilzer.
Using herbicide to get rid of weeds.
Genetic modification of rice plants that are pest resistant and to produce vitamins they cannot make without biotechnology
Using pesticide to get rid of pests that can harm the crop.
Which are most closely related to biotechnology?
medicine and agriculture
construction and engineering
water treatment and electricity generation
communication and information technology
Which is most important when investigating ethical issues in biotechnology?
cost of the technology
advantage of the technology
public opinion of the technology
benefits of the technology outweighing the harm
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?
transmission of more diseases
an increase in under qualified doctors
inappropriate use of medical information
overdiagnosis of certain medical conditions
Tomatoes are genetically modified to have a longer shelf-life. Which best describes a concern people have with eating GM tomatoes?
GM tomatoes do not taste as good as organic
GM tomatoes are more expensive
the DNA used to modify the tomatoes could change the DNA of the person eating the tomato
GM tomatoes ripen and rot more quickly
GMO stands for
Genetically Modeled Organisms
Genetically Modified Organism
I have no idea
Plants that have been genetically modified so that certain insects are toxic to it.
GMO
Pest resistant crops
Biotechnology
I don't know
Which of the following is the process of using technology to create or modify living things?
Biotechnology
GMO
Pest resistant crops
Transpiration
The chemical molecule that is the basic genetic material found in all cells.
DNA
GMO
Hybrid
Protein
The prefix, bio refers to
Technical Devices
People
Useful Items
Living things
Which positive ways has Biotechnology impacted our environment?
Reduced Pesticides use
Improved color and taste of vegetables
Improved our waterways
All of the above
Which are most closely related to biotechnology?
medicine and agriculture
construction and engineering
water treatment and electricity generation
communication and information technology
Genetic engineering has directly increased productivity in which U.S. industry?
agriculture
automobile
media
none of the above
Which would be reduced as a result of the development of pest-resistant crops?
use of organic fertilizers
use of chemical insecticides
practice of crop rotation techniques
practice of hydroponic farming techniques
Humans deciding what plant or animal traits they want in a future offspring is known as....
Biotechnology
Selective Breeding
Transformation
Transgenics
A type of selective breeding that results in a higher amount of recessive genes.
Genetic Engineering
Cloning
Hybridization
In-Breeding
Artificial selection has the greatestimpact on society by providing which of the following?
More efficient energy
Improved food sources
Reduced air pollution
Increased gas mileage
Fill in the blank: The nervous system, composed of neurons, is a fast communication system and a part of many ______ systems in the body.
digestive
feedback
circulatory
respiratory
Which of the following is a function of sensory neurons?
Carry impulses to muscles
Detect stimuli
Provide links between neurons
Regulate organ systems
The central nervous system is composed of the brain and ____.
A) Heart
B) Lungs
C) Spinal cord
D) Kidneys
Which of the following is a part of the central nervous system (CNS)?
A) Sensory neurons registering external stimuli
B) Brain and Spinal Cord
C) Sympathetic nervous system
D) Schwann cells
The cell body of a neuron is an enlarged region containing the _______.
Axon
Dendrites
Nucleus
Myelin sheath
Which division of the PNS is under conscious control?
A) Autonomic nervous system
B) Somatic nervous system
C) Sympathetic nervous system
D) Parasympathetic nervous system
Speeds up the speed of impulses
Myelin
Schwann
Ependyml
Axon terminal
Regulates the Rate of the heart and smooth muscles (around Sphincters)
Autonomic N.S
CNS
Visceral receptors
Somatic receptors
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?
Parkinson's disease
Alzheimer's disease
Huntington's disease
Multiple sclerosis
What happens when the myelin sheath of a professional pianist's neurons is damaged?
The speed of the pianist's nerve signal transmission increases.
The pianist's neuron is unable to receive signals.
The speed of the pianist's nerve signal transmission decreases.
The pianist's neuron is unable to produce neurotransmitters.
In a gel electrophoresis apparatus, which molecules will be closest to the negative side after 15 minutes?
the positive
the negative
the largest
the smallest
A protein signature is:
the path followed by a protein after it is synthesized in the nucleus
the path followed by a protein in the cytoplasm
a protein expressed on the cell surface
a unique set of proteins present in a diseased state
A false negative biomarker would be useful in detecting cancer
True
False
A group of researchers is investigating the effect of oil spills on a population. Which would of the following would be utilized?
Genomics
Microbial Genomics
Pharmacogenomics
Metagenomics
Genomics can be used on a personal level to:
decrease transplant rejection
Predict genetic diseases that a person may have inherited
Determine the risks of genetic diseases for an individual’s children
All the above
A goat is modified genetically to where its milk produces insulin. This is an example of
GMO
transgenic animal
Genetic engineering
all of the above
Which of the following is the most complicated and challenging issue facing genome sequencing?
health of the patient
ethical and moral implications of the mapping
cost and financial support
massive amounts of data analysis required
The map of the human genome is a long-range project likely not completed for another century.
True
False
A biomarker would be best defined by which of the following?
the color coding of different genes
a protein that is uniquely produced in a diseased state
a molecule in the genome or proteome
a marker that is genetically inherited
Every individual has a unique DNA fingerprint expressed by which of the following?
SNP’s
VNTR’s
RFLP’s
Linkage markers
The entire set of DNA molecules in the nucleus
genome
protease
nuclear makeup
PCR
A virus is inserted into an organism to insert a ‘good’ gene at a specific location. This is an example of:
genetic testing
transgenic therapy
genetic engineering
gene therapy
DNA samples are fragile and cannot be stored for very long.
True
False
Genetic recombination occurs by which process?
independent assortment
crossing over
chromosome segregation
sister chromatid
Individual genetic maps in a given species are:
genetically similar
genetically identical
genetically dissimilar
not useful in species analysis
What is genomics?
The study of bioinformatics
The study of genetic engineering
The study of genes
The study of genomes
What is the definition of genome?
The comparison of genomes between different species
The genetic information of an individual or species
The study of genomes
The alteration of an organism's genome
What is the purpose of functional genomics?
To combine computer technology and statistics with biological data sets
To use DNA technology to alter an organism
To compare the human genome to other organisms
To understand the exact role of the genome
What is the main focus of comparative genomics?
Using DNA sequencing to determine the order of nucleotides
Understanding gene functions and interactions
Studying the evolution of genetic mechanisms
Comparing the human genome to other organisms
What is the purpose of bioinformatics?
To study the exact role of the genome
To apply computer technology and statistics to biological data sets
To alter an organism's genome using DNA technology
To compare the human genome to other organisms
What is the definition of biotechnology?
The comparison of genomes between different species
Using DNA technology and genetic engineering to benefit an ecosystem or human activity
The study of genomes
The alteration of an organism's genome
What is the purpose of genetically modified organisms (GMOs)?
To understand the exact role of the genome
To study the evolution of genetic mechanisms
To benefit the environment or human health through genetic engineering
To determine the order of nucleotides in a DNA sequence
What is the process of gene therapy?
Applying computer technology and statistics to biological data sets
Using DNA sequencing to determine the order of nucleotides
Comparing the human genome to other organisms
Giving patients healthy genes to compensate for faulty genes
What is the purpose of gene editing?
To alter an organism's genome using DNA technology
To understand the exact role of the genome
To compare the human genome to other organisms
To target specific sequences of DNA for removal or replacement
What is the definition of bioinformatics?
The comparison of genomes between different species
The alteration of an organism's genome
The study of genomes
The application of computer technology, statistics, and biological data sets
What is the purpose of genetically modified bacteria, plants, and animals?
To study the evolution of genetic mechanisms
To determine the order of nucleotides in a DNA sequence
To understand the exact role of the genome
To benefit human society through genetic engineering
What is the main ethical concern associated with gene therapy?
The high costs making it available only to the wealthy
Making society less accepting of people who are different
Deciding which traits are normal or constitute a disability
Distinguishing between good and bad uses of gene therapy
What is the purpose of gene cloning?
To understand the exact role of the genome
To compare the human genome to other organisms
To create multiple copies of a gene
To determine the order of nucleotides in a DNA sequence
