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WorksheetsBMT I Unit 3.00 Challenges to Biomedical Research
Total questions: 35
Worksheet time: 18mins
Nano is a prefix that means:
one-millionth
one-hundredth
one-billionth
one-tenth
Pluripotent stem cells (iPS cells) are reprogrammed adult cells produced in a lab to take on characteristics of which type of stem cell?
somatic stem cells
tissue-specific stem cells
embryonic stem cells
mesenchymal stem cells
What approval process do biomedical researchers seek when they create a transgenic animal?
submit documentation to the Department of Agriculture
register the process with the Internal Revenue Service
apply for a patent from the US Patent and Trademark Office
petition the National Institutes of Health
Adult stem cells are undifferentiated cells that are also known as:
somatic stem cells
embryonic stem cells
pluripotent stem cells
hematopoietic stem cells
Particles in sunscreen may accumulate in a water source. This is known as:
bioaccumulation
biodegradable
photosynthesis
synthesis
The first reports of successful mammal cloning date to the:
18th century
19th century
20th century
21st century
Replace, reduce and refine are alternative scientific methods researchers use to:
examine cellular tissues
maintain all lab equipment
design experiments that do not use animals
request grants for special funding
A xenograft is used in a heart transplant. Where did this tissue come from?
the recipient's body
a cadaver of the same species
an identical twin
a different species
In regenerative medicine, once the biomaterial matrix is developed, the scaffolds must be able to:
leave
be made smaller
dissolve
remain unchanged
Somatic stem cells are undifferentiated cells that are also called:
embryonic stem cells
adult stem cells
totipotent stem cells
zygote stem cells
Using genetically modified pigs to harvest heart valves for humans demonstrates which benefit of genetically modified organisms?
animal models
livestock improvement
tissue and organ donors
pharmaceutical production
Incomplete dominance can be described by:
plants possibly having several different colors
plants all being the same color
no trait related to plant color
plants that lace color pigment making it difficult to grow
Examining properties that can be described as one-billionth are:
genoparticles
megaparticles
nanoparticles
transparticles
Clean rooms are special facilities that are designed to:
house research animals
clean themselves
keep airborne particles out
eliminate the need for cleaning by a person
Adult stem cells are to be harvested and transplanted into a patient. Where would these cells most likely be found?
in an embryo
in muscle tissue
in human bone marrow
in a clone
Four o'clock paint plants may have red, white or pink flowers. This is an example of:
quantative inheritance
incomplete dominance
complete dominance
gene linkage
The chromosome pairing XX in a human represents:
a female
a male
fraternal twins
identical twins
Nanobiotechnology research must be conducted in which type of space designed specifically to keep out all airborne particles?
surgical suite
sterile room
clean room
isolation room
The two types of microscopes used for manipulating material on the nanoscale are:
scanning probe and helium ion
oxygen and nitrogen
prism and ultralight
LCD and Blu-ray
Scientists implant genetic information from one species into another to create a customized strain of mice for research. What are these scientists creating?
transgenic microorganisms
transgenic animals
genetic mutations
pharmaceutical modifications
Which structure has the potential to develop into any other cell within the human body?
zygote
embryoblast
totipotent cell
ovum
Regenerative medicine relies heavily on the use of:
organs harvested from animals
human organ donations
clones
stem cells
Reproductive cloning is also called:
somatic cell nuclear transfer
adult stem cell transfer
nucleic acid recombination
protein synthesis
Any number of viable DNA codings of the same gene, occupying a given position on a chromosome, are known as a/an:
allele
blastocyte
genotype
double helix
Implanting a gene from one organism into an embryo will create a:
xenograph
transgenic animal
new species
mutant
Which stem cells are most often used to avoid rejection by the patient's immune system?
adult stem cells
therapeutic stem cells
synthetic stem cells
cloned stem cells
When scientists are able to use an organ from another species for transplantation, this is known as:
a promotor
pharming
a xenograft
a totipotent
Chemical properties refer to how the material will:
be calculated
interact with other materials
affect the environment
be pharmed
When researchers apply for a patent from the US Patent and Trademark Office, for what process are they seeking approval?
creating a transgenic animal
reproductive cloning
therapeutic cloning
nanotechnology
When a scientist charts the position of known genes and other markers relative to each other, this process is called:
genome tracing
genetic engineering
genetic mapping
regeneration
The first step to building a new organ using regenerative medicine is to build a:
platform
foundation
scaffold
basement
What medical device made the external cardiac pump obsolete?
electrocardiogram
pacemaker
heart-lung machine
artificial heart
When creating a cloned mammal, what structure contains the genetic information the scientist intends to clone?
blastocyst
enucleated oocyte
somatic cell
surrogate mother
One benefit of creating a genetically modified mammal is to:
produce animal models for research
create a clone of an organism
produce a zygote
harvest embryonic stem cells
What animal was successfully cloned in a research facility in Scotland in 1996 from an adult stem cell?
dog
lizard
chicken
sheep
