The primary concern with using bleached paper products for food is: lead dioxin O methylmercury O pesticides O microorganisms

Day Care Center outbreak: Salmonellosis You just finished identifying the fecal contaminated food at the first restaurant when you learn there is an outbreak of Salmonella-food poisoning at a day care center, You sample food from the Center's refrigerator and are worried that the egg salad or chicken salad or peanut butter used to make sandwiches may be contaminated with Salmonella. You know Salmonella cannot ferment lactose and it can make hydrgoen sulfide. The strain associated with the outbreak cannot ferment sucrose but can ferment glucose. You isolate in pure culture bacteria from each of the suspect foods and inoculate each into TSI slants. (see results below) egg salad microbe chicken salad microbe peanut butter microbe TSI TSI TSI W FWS

If there is growth and a color change in the Mannitol Salt Plate, which microorganism is it most likely to be? Staphrlococcus aureus O Streptococcus faecalis O Staphylococcus epidermidis Streptococcus agalactiae

A chemical, produced by a microbe to inhibit the growth of other microbes, is isolated and then modified in a chemical reaction in the laboratory. Which of the following terms would most accurately apply? O Synthetic O Antibiotic O Phenolic O Microbistatic O Opportunistic

List the microbial targets of disinfecting chemicals, how that affects the microbe, and provide one example of a chemical agent that affects that structure.

when skin is cleaned with isopropyl alcohol prior to administering a shot? antisepsis disinfecting degerming sanitation sterilization

which of the following can be used as a disinfectant on a table top and works by denaturing bacteria lipids and membranes? 1-1% tincture of iodine 2-37% Formalin 3-Crystal Violet 4-Hand soap 5-Ethanol

Describe in detail commonly used industrial equipment which are utilised for dust control purposes. Provide images with your answer.

One characteristic of the ideal pesticide is that it would: 1) be of animal origin. 2) be of vegetable origin. 3) quickly break down to harmless products.

Which of the following the equipment is used to sterilize the nutrient broth and agar? O Bunsen burner O refrigerator O incubator autoclave Ở microwave