BIOL 133 Exam 4 Final Questions And Correct Answers.
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Course
BIOL 133
Institution
BIOL 133
According to epigenetic researchers, do young twins or older twins show greater epigenetic similarities? - Answer younger twins
According to epigenetic researchers, do young twins or older twins show greater epigenetic differences? - Answer older twins
Germline therapy differs from soma...
BIOL 133 Exam 4 Final Questions And
Correct Answers.
According to epigenetic researchers, do young twins or older twins show greater epigenetic similarities?
- Answer younger twins
According to epigenetic researchers, do young twins or older twins show greater epigenetic differences?
- Answer older twins
Germline therapy differs from somatic gene therapy in that - Answer with germline therapy the DNA of
a gamete or fertilized ovum is altered and is passed to future generations.
According to the work done on famines in Sweden, what is the sensitive period for transgenerational
epigenetic changes in human females? - Answer During fetal development when she is starting to
produce eggs.
What is biomediation? - Answer the use of an organism's engineered abilities to remove toxins from
environment.
The first commercial product produced using recombinant DNA technology was - Answer human
insulin.
Mutations that enable cancer cells to grow and divide faster than other normal cells are known as
_______________ mutations. - Answer driver
What are characteristics of cancer cells? - Answer They lack contact inhibition, they divide faster and
are dedifferentiated
Transgenic organisms are - Answer organisms with a genetic change in each cell (usually a gene from a
different species).
Most of the soybeans produced in the US are GMO. True or false? - Answer true
, What are legitimate criticisms of gene therapy? - Answer Some gene therapies are an attempt to
"improve" people and this was the goal of the eugenics movement and gene therapy trials have had
limited success and have sometimes resulted in making people sicker or resulting in their death.
___________________ recognize specific nucleotide sequences and cut DNA at those sequences -
Answer Restriction enzymes
Angelman's Syndrome and Prader-Willi Syndrome both result from a deletion in chromosome #15.
Angelman's Syndrome results when the deletion is inherited _____________________ while Prader-Willi
Syndrome results when the mutation is inherited _____________________. - Answer maternally ;
paternally
A non-invasive tumor that stays in one place is - Answer benign
Genetic technologies are possible because - Answer the genetic code is universal.
Many of the first genetically engineered organisms were made to be florescent (for example, tobacco
plants and fish). The value of creating these florescent organisms is that - Answer the florescence
makes it obvious if the gene has been activated.
True or False. Cancer is a contagious disease - Answer false - most of the time - HPV is a virus that
causes cancer
True or False. Pollution is a greater risk for lung cancer than smoking. - Answer false
True or False. People are not at risk of cancer if they have no family history. - Answer false
True or False. Men can develop breast cancer. - Answer true
True or False. Cancer death rates are increasing in the US to epidemic proportions - Answer false
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