Biology 7
Question 10.5 pts
Gene _______________ is when a corrected copy of a gene is introduced into a cell to fix a mutated copy.
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Question 20.5 pts
The delivery system for gene therapy is called a ___________________.
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Question 30.5 pts
Currently, the vector of choice is a
Group of answer choices
virus
pipette
gene gun
bacteria
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Question 40.5 pts
Which of the following is a characteristic of an ideal vector?
Group of answer choices
it must be easy to manufacture in large quantities
it must target a specific tissue
it must not trigger an immune response
all choices are correct
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Question 50.5 pts
Some viruses naturally integrate their viral DNA into the DNA of the cell they infect.
Group of answer choices
True
False
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Question 60.5 pts
When using a virus as a vector, most of the viral genes are left intact.
Group of answer choices
True
False
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Question 70.5 pts
Ex vivo vector delivery involves
Group of answer choices
removing the target cells from the body before the vector delivers the gene of interest
delivering the gene of interest through a blood transfusion
using a bacterium to deliver the gene of interest
inserting the vector into the body to find the cells they are supposed to infect
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Question 81 pts
Which of the following is not a characteristic of an ideal vector?
Group of answer choices
must be easily made in large quantities
must target a specific tissue
must be able to infect every cell in the body
must be able to integrate the DNA into each cell of the target tissue
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Question 91 pts
One of the major goals of gene therapy is to supply genes to provide desired functions that have been lost or are missing.
Group of answer choices
True
False
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Question 100.5 pts
Why is a condition like alcoholism not likely to be treated with gene therapy?
Group of answer choices
the exact gene(s) involved aren't known
it is likely polygenic
all choices are correct
there are environmental factors
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Question 110.5 pts
Which of the following is an example of a disease that has been successfully treated with gene therapy?
Group of answer choices
muscular dystrophy
Severe Combined Immunodeficiency (SCID)
HIV
Huntington's disease
Question 10.5 pts
Forensic ________________ is the exploration of DNA evidence fro legal purposes.
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Question 20.5 pts
DNA fingerprinting is also known as DNA ______________________ and is the process of uncovering patterns in DNA.
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Question 30.5 pts
Gene sequences are the segments of DNA used to create a DNA fingerprint.
Group of answer choices
True
False
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Question 40.5 pts
Which of the following is an example of a short tandem repeat (STR)?
Group of answer choices
all are examples of STRs
AGCGGCTCAAGC
ATCTGTCTATGT
ATCATCATCATC
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Question 50.5 pts
A person can be heterozygous for a particular STR loci.
Group of answer choices
True
False
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Question 60.5 pts
PCR is a process used to
Group of answer choices
cut DNA at specific sites
introduce DNA into a cell
separate DNA by size
make thousands of copies of fragments of DNA
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Question 70.5 pts
The U.S. database of DNA fingerprints is called
Group of answer choices
STR
PCR
CODIS
GINA
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Question 80.5 pts
DNA evidence alone can prove someone committed a crime.
Group of answer choices
True
False
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Question 90.5 pts
Gel electrophoresis separates DNA fragments by
Group of answer choices
size
sequence
all choices are correct
amount of DNA present
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Question 100.5 pts
DNA fingerprinting can be used for
Group of answer choices
all choices are correct
exonerating those wrongfully convicted of a crime
identifying those involved in mass fatalities
probability of paternity
Question 10.5 pts
Moving genes from one organism to another is called genetic modification or ________________________.
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Question 20.5 pts
Almost all domesticated plants and animals are due to some type of genetic modification.
Group of answer choices
True
False
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Question 30.5 pts
Selective breeding practices that have led to the different breeds of the domestic dog is an example of genetic modification.
Group of answer choices
True
False
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Question 40.5 pts
Induced mutations have been used to genetically modify food crops.
Group of answer choices
True
False
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Question 50.5 pts
What characteristic of plants makes them good candidates for genetic manipulation?
Group of answer choices
they grow quickly
they are easily mutated
they can be infected with bacteria
their cells are totipotent
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Question 60.5 pts
Which of the following are ways that scientists introduce new genes into plants? Choose all that apply.
Group of answer choices
using a biological vector
using a pipette
using a gene gun
using DNA polymerase
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Question 70.5 pts
Transgenic plants were initially produced to make larger fruit and prettier flowers.
Group of answer choices
True
False
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Question 80.5 pts
What is Bt corn genetically modified to do?
Group of answer choices
grow faster
resist drought conditions
be more nutritious
resist insects
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Question 90.5 pts
Which of the following animals have been successfully genetically modified using transgenics?
Group of answer choices
fish
mice
rhesus monkey
all choices are correct
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Question 100.5 pts
Scientists are trying to develop genetically modified mosquitos that can not transmit infectious agents like malaria and Zika virus.
Group of answer choices
True
False
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Question 110.5 pts
What organism has been genetically modified to make human insulin?
Group of answer choices
cows
bacteria
corn
pigs
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Question 120.5 pts
What process has been used to genetically modify mushrooms to resist browing?
Group of answer choices
gene therapy
PCR
cloning
CRISPR