100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Straighterline microbiology final exam 2024 with 100% correct answers $13.99
Add to cart

Exam (elaborations)

Straighterline microbiology final exam 2024 with 100% correct answers

 0 purchase
  • Course
  • Microbiology Straighterline
  • Institution
  • Microbiology Straighterline

Straighterline microbiology final exam 2024 with 100% correct answers

Preview 2 out of 13  pages

  • September 11, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Microbiology Straighterline
  • Microbiology Straighterline
avatar-seller
KINGNOTES1
final exam straighterline microbiology


1. In the nitrogen cycle, which of the following steps involves removal of
nitrogen from the atmosphere by bacteria?: Nitrogen Fixation
2. If enough H+ ions are added to pure water to raise the H+ concentration
of the solution to ten times higher than the original concentration, what is the
resulting OH- concentration of the solution?: 10-8 M
3. Fungi are able to reproduce asexually by creating conidiospores and
sporangiospores. Which of the following is an accurate explanation for why
it is advantageous that they are also capable of sexual reproduction?:
Offspring from two parents may have variations in form and function that contribute
to survival of the species.
4. In a laboratory bacterial cell culture that has been infected by a virus,
plaques are areas in which...: the virus has spread and left behind the remains of
dead cells.
5. The sun's energy is delivered as discrete packets that travel as waves
and are called: Photons
6. What is a characteristic of aerobic respiration?: The process includes
glycolysis, the Krebs cycle, and the electron transport chain.
7. In completing protein synthesis in a prokaryote, what basic message is
carried by a specialized codon that has no corresponding tRNA?: "Terminate
here."
8. Microbial drug resistance can be caused by mutations or by introduction
of new genes into a population. Which of the following can only be caused by
the introduction of new genes into a population?: new enzymes that inactivate
the drug are synthesized
9. Why do the hands, feet, and breasts have more lymphatic vessels for
host defense than other areas of the human body?: They have a high risk for
infection due to frequent contact.
10. Penicillin functions as an antimicrobial agent by inhibiting bacterial...:
cell wall synthesis.
11. Which class of eukaryotic microorganisms can be subdivided into
groups such as Mastigophora, Sarcodina, Ciliophora, and Apicomplexa?:
Protozoa
12. Genetic material can be excised from one chromosome and directly
integrated into another via...: transposons
13. What immune cell secretes numerous cytokines that help to coordinate
the response of other immune cells?: TH cell



, 14. What enzymes are used to amplify DNA during PCR?: DNA polymerase
15. Which of the following is a scientific name?: Streptococcus pyogenes
16. Eosin-methylene blue agar, or EMB, is a commonly used bacteriological
medium for growing gram-negative bacteria from complex environments. It
contains two dyes, eosin and methylene blue, as well as the sugar lactose.
Eosin is a pH indicator that changes color when the medium is acidic, while
methylene blue inhibits the growth of most gram-positive bacteria. If an
organism consumes lactose, acid will be produced, causing the bacterial
colonies to change color.
Based upon this description, this medium is ______: differential and selective
17. A diagram of the three domains (Bacteria, Archaea, Eukarya) proceeding
from the Last Universal Common Ancestor would show Archaea: branching
off the Domain Eukarya.
18. In the cell cytoplasm, molecules of ATP are a: solute
19. The _____ of the microscope holds and allows selection of the objective
lenses.: nosepiece
20. Characteristics shared by all cells include: the presence of cellular fluid, the
possession of genetic information, and a membrane serving as a cell boundary.
21. Anything that occupies space and mass is called...: matter
22. Trees of life illustrate the phylogenetic relationships of all organisms were
traditionally based on _____; newer methods for determining phylogeny
rely on _____.: Morphology; nucleic acid sequences 23. Covalent bonds:
result from sharing electrons
24. One nucleotide contains one: phosphate, pentose sugar, nitrogen base
25. Among the types of microorganisms, the ___. are noncellullar: viruses
26. Using microbes to detoxify a site contaminated with heavy metals is
an example of ____: Bioremediation
27. C6H12O6+C6H12O6---> C12H22O11+H2O: a dehydration synthesis
28. Which scientific field is involved in the identification, classification, and
naming of organisms?: Taxonomy
29. Which type of medium would be the best choice when shipping a sample
of bacteria from a clinic to a laboratory for testing?: Transport-meduim 30.
Which activity is an example of biotechnology?:
31. Which of the following is produced by adding 1% to 5% agar to nutrient
broth that is then boiled and cooled?: A solid medium
32. Most biochemical macromolecules are polymers, which are chains of...:
repeating monomers

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 KINGNOTES1. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $13.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

64450 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 15 years now

Start selling
$13.99
  • (0)
Add to cart
Added