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Columbia Southern University - BIO 1100 BIO1100 Unit II Asse...
Columbia_Southern_University_-_BIO_1100_BIO1100_Unit_II_Assessment.docx
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Columbia Southern University - BIO 1100 BIO1100 Un...
Columbia_Southern_University_-_BIO_1100_BIO1100_Unit_II_Assessment.docx-Question 1 5 out of 5
Columbia Southern University - BIO ...
Columbia_Southern_University_-_BIO_1100_BIO1100_Unit_II_Assessment.docx-Question 1 5 out of 5
Page 1
Question 1
5 out of 5 points
Scientists attempting to develop a new chemotherapy drug would consider that the best
candidate to work on would be a drug that ________.
Answer
Selected Answer:
Prevents cells from forming spindle fibers
Correct Answer:
Prevents cells from forming spindle fibers
Question 2
5 out of 5 points
If a gene sequence in one strand of DNA reads ACCGTTCGA, then when the DNA is
unwound and replicated, the newly created strand opposite of this will read ________.
Answer
Selected Answer:
TGGCAAGCT
Correct Answer:
TGGCAAGCT
Question 3
5 out of 5 points
Which of the following is a gene that is associated with ovarian cancer?
Answer
Selected Answer:
HER2
Correct Answer:
HER2
Question 4
Page 2
5 out of 5 points
Which of the following cells contains the fewest number of chromosomes?
Answer
Selected Answer:
An unfertilized human egg
Correct Answer:
An unfertilized human egg
Question 5
5 out of 5 points
Helen constantly puts off her yearly physical exam, which involves a Pap smear to detect
cervical cancer. She makes the statement, "I have nothing to worry about. Cervical
cancer doesn't run in my family and I have a healthy lifestyle." Is this a valid reason for
not getting a physical every year?
Answer
Selected
Answer:
No. Cervical cancer is often caused by environmental factors which
have nothing to do with family history.
Correct
Answer:
No. Cervical cancer is often caused by environmental factors which
have nothing to do with family history.
Question 6
5 out of 5 points
All normal human body cells contain __________ chromosome(s).
Answer
Selected Answer:
46
Correct Answer:
46
Question 7
Page 3
5 out of 5 points
Assume that Tay-Sachs disease only affects homozygous recessive individuals. If two
parents are carriers, what are the chances that their child would have the disease?
Answer
Selected Answer:
25%
Correct Answer:
25%
Question 8
5 out of 5 points
Genes are segments of ________ that code for _________ synthesis.
Answer
Selected Answer:
Chromosomes; protein
Correct Answer:
Chromosomes; protein
Question 9
5 out of 5 points
Imagine that a researcher has found an unusual cell that seems to be unable to replicate
its DNA. The problem is most likely linked to which phase of the cell cycle?
Answer
Selected Answer:
S of interphase
Correct Answer:
S of interphase
Question 10
5 out of 5 points
Page 4
How do antioxidants reduce the risk of cancer?
Answer
Selected
Answer:
They prevent the unregulated loss of electrons from molecules in cells,
including DNA.
Correct
Answer:
They prevent the unregulated loss of electrons from molecules in cells,
including DNA
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