WGU D311 OA Final Exam | 200 Questions & Answers | Verified

WGU D311 OA Final Exam Version 2 /
WGU D311 Microbiology Objective
Assessment Final Exam Newest
2026/2027 Actual Exam Complete 200
Questions And Correct Detailed Answers
(Verified Answers) |Already Graded
A+||Brand New Version!!

1. What is the significance of microorganisms
w3 w3 w3 w3 w3 w3 containing a thick w3 w3




w3 coat of peptldogiywn within the cell wall? - SOLUTION -
w3 w3 w3 w3 w3 w3 w3 w3 w3




w3 Microorganisms containing a thick coat of peptidoglycan within
w3 w3 w3 w3 w3 w3 w3




w3 the cell wall are typically classified as gram - positive bacteria.
w3 w3 w3 w3 w3 w3 w3 w3




2. Why are viruses considered aceilular? - SOLUTION - They
w3 w3 w3 w3 w3 w3 w3 w3




cannot reproduce without a host.
w3 w3 w3 w3 w3




3. What is the defining characteristic of eukaryotes? - SOLUTION -
w3 w3 w3 w3 w3 w3 w3 w3 w3




They have a nucleus.
w3 w3 w3 w3




4. Which microorganism can cause vaginal yeast Infections and oral
w3 w3 w3 w3 w3 w3 w3 w3




w3 thrush? - SOLUTION - Fungi
w3 w3 w3 w3




5. Why can It be difficult to determine the etiologic agent of a
w3 w3 w3 w3 w3 w3 w3 w3 w3 w3 w3




w3 disease? - SOLUTION - Some signs and symptoms can be
w3 w3 w3 w3 w3 w3 w3 w3 w3




w3 caused by many different etiologic agents.
w3 w3 w3 w3 w3




Page w3f3f41 w3f3f4 of w3f3f4 9

, 6. What kind of staining technique Is the acid - fast stain? -
w3 w3 w3 w3 w3 w3 w3 w3 w3




w3 SOLUTION - w3 w3




7. A doctor prescribed antibiotics for a patient complaining of
w3 w3 w3 w3 w3 w3 w3 w3




runny w3




w3 nose. fever. and aches and pains. Which type of infection did the
w3 w3 w3 w3 w3 w3 w3 w3 w3 w3 w3




w3 doctor suspect? - SOLUTION - The doctor likely suspected a
w3 w3 w3 w3 w3 w3 w3 w3 w3




w3 viral infection because antibiotics are not effective against viral
w3 w3 w3 w3 w3 w3 w3 w3




w3 infections.

8. A healthcare professional is treating a patient who
w3 w3 w3 w3 w3 w3 w3




developed a
w3 w3




w3 yeast infection after taking antibiotics. What type of medication
w3 w3 w3 w3 w3 w3 w3 w3




w3 should be prescribed to this patient? - SOLUTION - Antifungals
w3 w3 w3 w3 w3 w3 w3 w3 w3




9. Which structure promotes motility in Proteus. Shigelia. and
w3 w3 w3 w3 w3 w3 w3




w3 Salmonella species. all of which can cause serious disease in
w3 w3 w3 w3 w3 w3 w3 w3 w3




w3 humans? - SOLUTION - Presence of flagella
w3 w3 w3 w3 w3 w3




10. Which bacterial virulence factor allows a strain to resist
w3 w3 w3 w3 w3 w3 w3 w3




w3 phagocytosis, increasing the organism's virulence? - SOLUTION
w3 w3 w3 w3 w3 w3




w3 - Capsule production
w3 w3




11. Why is treating Haemophilus influenzae difficult? -
w3 w3 w3 w3 w3 w3




w3 SOLUTION - w3




w3 The capsule is antiphagocytic.
w3 w3 w3




Page w3f3f42 w3f3f4 of w3f3f4 9