biol 1001 week 5 exam with answers • 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
Written for
BIOL 1001 WEEK 5 EXAM WITH ANSWERS
All documents for this subject (2)
Seller
Follow
10SALES
Reviews received
Content preview
BIOL 1001 WEEK 5 EXAM WITH ANSWERS
false
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 b.
Answer:
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
Question 4
2 out of 2 points
, A biologist has been studying two populations of trout in Montana for the
last 25 years, when the two populations were established from one
common population. In the southern population, the fish now have a
slightly different mouth shape. But the northern population hasn’t changed
from the original type. The new shape works well in catching the type of
prey common in the habitat of the southern population. Which explanation
is the most likely explanation of the gene differences in the two
populations?
Correct d.
Answer:
The gene that produces the variation is probably still present in a small
percentage of the northern population, but since there’s no advantage to
having it, individuals with the variation aren’t preferentially selected.
Question 5
3 out of 3 points
Which of the following is not a way in which the theory of evolution has been supported?
Correct e.
Answer:
None of the
above.
Question 6
2 out of 2 points
You notice that some squirrels in your neighborhood have a much darker coat color than
most of the other squirrels. Is this darker color an adaptation?
Correct b.
Answer:
The trait is only an adaptation if it gives the squirrels an
advantage in their habitat.
Question 7
2 out of 2 points
What is an allele?
Correct c.
Answer:
A particular version of
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller 10SALES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.00. You're not tied to anything after your purchase.