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Micro Bio 2. You have a choice here. You can answer either A or B. Please circle

ID: 200207 • Letter: M

Question

Micro Bio

2. You have a choice here. You can answer either A or B. Please circle the one you choose. (5pts) a. I discussed a Staph. aureus foodborne outbreak that I worked on while at the Dept of Health in some detail during one of the lectures. Answer the following questions about this outbreak: i. What kind of establishment did this outbreak happen at? You get one bonus point if you can name the establishment, or its mascot. ii. What type of food was involved? iii. How was the bacteria spread to the food? iv. Did people get sick from an actual infection or a toxin? v. How quickly did people get sick from this? I also described a case where a type of bacteria had led to some bad tasting/smelling milk once. Answer the following questions about this case: b. i. Was the bacteria that caused this an Enterobacteriaceae, a Nonfermenter, or a Gram positive Cocci? ii. To be even more specific was the bacteria a Pseudomonas, a Salmonella, or a Streptococcus? ii I named an enzyme involved in this, what was it called? iv. What does this enzyme break down? v. Was the living bacteria actually present in the milk when the problem was found? vi. Can you name the dairy involved for a bonus point?

Explanation / Answer

Ans b)

The dairy product that can be involved here Europea Fresh Milk

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