BIOL 1001 WEEK 6 EXAM WITH QUESTIONS AND ANSWERS - KEISER UNIVERSITY.
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Course
BIOLOGY 1001
Institution
Keiser University
BIOL 1001 WEEK 6 EXAM WITH QUESTIONS AND ANSWERS - KEISER UNIVERSITY.Status Completed
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Score
89 out of 90 points
Time Elapsed 1 hour, 40 minutes out of 3 hours
Instructions Please answer each question below and click Submit when you have
completed the Exam.
Results
Displayed
Correct...
biol 1001 week 6 exam with questions and answers keiser university
the actual carrying capacity of our planet may be lower than initially calculated because
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BIOLOGY 1001
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Status Completed
Attempt 89 out of 90 points
Score
Time Elapsed 1 hour, 40 minutes out of 3 hours
Instructions Please answer each question below and click Submit when you have
completed the Exam.
Results Correct Answers
Displayed
Question 1
1 out of 1 points
The actual carrying capacity of our planet may be lower than initially calculated because:
Correct d.
Answer: Modern food production relies on nonrenewable
resources
Question 2
1 out of 1 points
Which statement is false?
Correct b.
Answer: A mutated oncogene is a proto-
oncogene.
Question 3
1 out of 1 points
How does the rate of extinction today compare to the rates in the past?
Correct e.
Answer: The rate today is about fifty times greater than what it has been, on
average, in the fossil record.
Question 4
1 out of 1 points
Which of the following variations could be subject to natural selection?
Correct c.
Answers: A hyena is born with a spotted fur pattern that allows it to hide in the
grass better than its littermates.
Question 5
1 out of 1 points
You are trying to breed a heterozygote Rr rat and want to avoid homozygotes. Which of
the following crosses would be your best choice?
Correct b.
Answers: RR x
rr
Question 6
1 out of 1 points
Which of the following is NOT true of chromosomes?
, Correct d.
Answer: Larger organisms have larger numbers of
chromosomes.
Question 7
1 out of 1 points
Which of the following is NOT likely to be an example of an evolutionary change in a
population?
Correct b.
Answer: An increase in the number of people diagnosed with
colon cancer
Question 8
1 out of 1 points
During cellular respiration, glucose is metabolized into the low-energy compounds carbon
dioxide and water, while the rest of the energy released goes where?
Correct a.
Answer: Into
ATP
Question 9
1 out of 1 points
Which of the following is not a way in which fossil evidence supports the theory of
common descent? The fossil record:
Correct a.
Answer: Typically contains many complete bodies, so they are
easy to classify
Question 10
1 out of 1 points
Evidence for evolution includes:
Correct e.
Answer: All of the
above
Question 11
1 out of 1 points
What would happen if a mutation created a new allele that decreased fitness?
Correct e.
Answer: The new allele would decrease the fitness of the individual that
possessed it, and that individual would have few or no offspring.
Question 12
1 out of 1 points
Consider an experiment in which subjects are given a pill to test its effectiveness on
reducing the duration of a cold. Which of the following is the best way to treat the control
group? (Choose the best answer.)
Correct e.
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