, BIOL-1001 WEEK 5 EXAM: DEC-2019
Attempt Score 50 out of 50 points
Question 1
2 out of 2 points
Your friend was diagnosed with strep throat 2 months ago. She was treated with
antibiotics for 10 days, but 2 weeks after treatment, the symptoms returned. She
was given a different antibiotic, and her symptoms again initially improved but
then got worse. What is happening? Choose the best answer.
Correct a.
Answer:
Your friend was originally infected with bacteria that are
resistant to at least two antibiotics.
Question 2
3 out of 3 points
The phrase “survival of the fittest” is somewhat misleading because it implies
that:
Correct Answer: b.
The best possible organism will evolve
Question 3
2 out of 2 points
Which individuals have the greatest fitness in an area where malaria is common?
Correct e.
Answer:
Individuals heterozygous for the normal and sickle cell anemia
alleles
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