Week 6 BIO2071 MICROBIOLOGY LAB PROJECT

  Due November 2 at 10:59 PM

Review Sheets

Based on your knowledge from the lab manual readings from this week, create a 2- to 3-page document in Microsoft Word for providing answers to questions in the following review sheets:

• Week 6 Review Sheet

Submission Details:

Support your responses with examples.

Cite any sources in APA format.

Name your document SU_BIO2071_W6_A2_LastName_FirstInitial .

Submit your document to the Submissions Area by the due date assigned.      

 Week 6 – Review Sheet Exercise 1 – Disinfectants 1. What does bactericidal mean? Bacteriostatic? Virucidal? Fungistatic? 2. Why are control cultures necessary in evaluating disinfectants? 3. What factors can influence the activity of a disinfectant? 4. Why do microorganisms differ in their response to disinfectants? 5. What microorganisms are most susceptible to disinfectants? Exercise 2 – Antimicrobial Agent Susceptibility Testing and Resistance 1. What is meant by antimicrobial resistance? Susceptibility? 2. Why are pure cultures used for antimicrobial susceptibility testing? 3. Would it be acceptable to use a mixed culture for this test? Why? 4. List three factors that can influence the accuracy of the test. 5. When performing a broth dilution test, why is it necessary to include a growth control tube? A sterility control tube?