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What are antiviral and antitumor agents? Why would it be significant if fluid extracted from tunicates caused viruses on a petri dish to die?
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- Give a disease-causing pathogen or microbe and answer the following questions.Give typing answer with explanation and conclusion What challenge does the presence of normal microbiota present in the definitive diagnosis and treatment of infection? a) Normal microbiota reduce the effectiveness of treatment b) Normal microbiota often resemble other pathogenic microbes. c) Normal microbiota often grow similarly to other pathogenic microbes. d) Normal microbiota often exhibit similar biochemical properties to other pathogenic microbes. *Please note there may be more than one correct response to this question.Complete the sentences with the matching vocabulary term Terms: -lytic -gram negative -aerotolerant anaerobe -ether -facultative aerobe -enveloped virus -prion -peptidoglycan -pseudopeptidoglycan -chemo heterotroph -obligate intracellular parasite -facultative anaerobe -lysogenic • A ______ bacterium will have a thin cell wall covered with an internal membrane. • A pathogen that cannot survive outside the host cell is a(n) _____. • An aerobic organism that can switch to anaerobic respiration when necessary is known as a(n) ______. • The bacterial cell wall is made of ______. • A phage that kills the host cell after one round of viral replication is referred to as a _____ phage.
- List and explain each color portion of the line on the graph above. Line Color Stage of Infection Description Blue Green Pink Orange PurpleFor any diseases caused by a virus: What is the name of the disease? What bacterium or virus or plasmodium causes the disease? Name the vector responsible for the transmission. What is the life cycle of the pathogen? How is the pathogen transmitted? What effect does the pathogen have on the host? How can spread of the disease to others be controlled?Give a disease-causing pathogen or microbe and answer the following questions. 1. What is the name of the pathogen causing the disease? 2. What disease does the pathogen cause? 3. How is disease transmitted? 4. What are the symptoms of the disease? 5. How long does it last for? 6. Can the disease be treated? 7. Is there a vaccine for the disease?
- Trace the route of the infectious agent from a tick bite to infection in relapsing fever.Select the letter of the choice that best completes the statement. Using clean linens and equipment will help break the chain of infectiona. between reservoir and portal of entry.b. between portal of exit and mode of transmission.c. between agent and reservoir.d. between portal of entry and host.Which pathogen is most likely to be treated with antibiotics?
- Write a 200-word paragraph on how organism virulence affects pathogenicity. Describe the factors that affect virulence/ pathogenicity, the difference between RNA and DNA viruses and how this difference impacts disease patterns.Which medication could be used against gram-negative bacteria, gram-positive bacteria, chlamydias, and rickettsias?a. tobramycin b. penicillin c. tetracyclines d. cephalosporins and sulfonamidesWrite at least 300 words definiding and explaining what are antibiotics?