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E. coli with shiga toxin has a very high ID and often causes major damage to the gastrointestinal tract and can often result in death. Would you guess that it has high or low pathogenicity and does it have high or low virulence. Justify your thinking. 

Many posts on facebook worry about COVID becoming antibiotic resistant. Would a Kirby-Bauer method work well for detecting this? 

Penicillin’s target 

Covid that impacted every single country would be classified as an epidemic/pandemic Ebola that impacted Africa would be classified as an epidemic/pandemic   (2 points)

True or false if something is filter sterilized this means no infectious particles are present.  

During the course of an infection when does a patient start to feel better. What is a major therapeutic issue with this phase if they were given antibiotics. 

Which one of these has a different mechanism Aminogycloside, tetracyclines, macrolides or Fluoroquinolones. What mechanism is the odd drug out using to target bacteria? Is this usually considered good, or poor selective toxicity? 

A novel antibiotic targets the chromosome segregation proteins ParA/ParB system in Brucella Abortus. Would you expect this to be cidal or static and explain what this would impact with the bacteria. 

Describe what selectively toxic means 

When calcium carbonate is heated, it forms two new compounds, calcium oxide and carbon dioxide.  This is an example of a                                                                   reaction. decomposition synthesis single displacement double displacement