100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Straighterline Microbiology Final Exam Questions and Answers | Latest Version | 2024/2025 | Already Passed $10.59   Add to cart

Exam (elaborations)

Straighterline Microbiology Final Exam Questions and Answers | Latest Version | 2024/2025 | Already Passed

 8 views  0 purchase
  • Course
  • Straighterline Microbiology
  • Institution
  • Straighterline Microbiology

Straighterline Microbiology Final Exam Questions and Answers | Latest Version | 2024/2025 | Already Passed What are prokaryotic cells, and how do they differ from eukaryotic cells? Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have a nucleus and ...

[Show more]

Preview 4 out of 31  pages

  • August 30, 2024
  • 31
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Straighterline Microbiology
  • Straighterline Microbiology
avatar-seller
SterlingScores
Straighterline Microbiology Final Exam
Questions and Answers | Latest Version
| 2024/2025 | Already Passed

What are prokaryotic cells, and how do they differ from eukaryotic cells?




✔✔ Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells

have a nucleus and complex organelles.




What is the function of the cell wall in bacteria?




✔✔ The cell wall provides structure and protection to the bacterial cell.




What are endospores, and why are they important?




✔✔ Endospores are tough, dormant structures that allow bacteria to survive extreme conditions.




How do antibiotics typically affect bacterial cells?




1

,✔✔ Antibiotics can inhibit cell wall synthesis, protein synthesis, or DNA replication in bacteria.




What is the role of plasmids in bacteria?




✔✔ Plasmids are small, circular DNA molecules that can carry genes, including those for

antibiotic resistance.




How do viruses differ from bacteria?




✔✔ Viruses are non-living particles that require a host cell to replicate, while bacteria are living,

single-celled organisms.




What is the purpose of the Gram stain in microbiology?




✔✔ The Gram stain differentiates bacteria into Gram-positive and Gram-negative based on cell

wall structure.




How do vaccines work in preventing infectious diseases?



2

,✔✔ Vaccines stimulate the immune system to recognize and fight specific pathogens without

causing illness.




What are the main modes of transmission for infectious diseases?




✔✔ The main modes of transmission include direct contact, airborne transmission, and vector-

borne transmission.




How does the immune system recognize and respond to pathogens?




✔✔ The immune system uses white blood cells and antibodies to detect and destroy pathogens.




What is the significance of biofilms in microbial infections?




✔✔ Biofilms protect bacteria from the immune system and antibiotics, making infections harder

to treat.




What are the differences between aerobic and anaerobic bacteria?



3

, ✔✔ Aerobic bacteria require oxygen to grow, while anaerobic bacteria do not.




In the nitrogen cycle, which of the following steps involves removal of nitrogen from the

atmosphere by bacteria? ✔✔Nitrogen Fixation




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




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.




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.




The sun's energy is delivered as discrete packets that travel as waves and are called ✔✔Photons




4

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 SterlingScores. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $10.59. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79650 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$10.59
  • (0)
  Add to cart