D311: Microbiology WGU OA 2024 LATEST VERSION UPDATE. What is the significance of microorganisms containing a thick coat of peptldogiywn within the cell wall? - Answer-Microorganisms containing a thick coat of peptidoglycan within the cell wall are typically classified as gram-positive bacteria. Why are viruses considered aceilular? - Answer-They cannot reproduce without a host. What is the defining characteristic of eukaryotes? - Answer-They have a nucleus. Which microorganism can cause vaginal yeast Infections and oral thrush? - Answer-Fungi Why can It be difficult to determine the etiologic agent of a disease? - Answer-Some signs and symptoms can be caused by many different etiologic agents. What kind of staining technique Is the acid-fast stain? - Answer- A doctor prescribed antibiotics for a patient complaining of runny nose. fever. and aches and pains. Which type of infection did the doctor suspect? - Answer-The doctor likely suspected a viral infection because antibiotics are not effective against viral infections. A healthcare professional is treating a patient who developed a yeast infection after taking antibiotics. What type of medication should be prescribed to this patient? - Answer-Antifungals Which structure promotes motility in Proteus. Shigelia. and Salmonella species. all of which can cause serious disease in