Which of the following statements is incorrect about Staphylococcus aureus food intoxication?
A. Symptoms come on quickly and include nausea, vomiting, and diarrhea.
B. Ingestion of the pathogen allows it to multiply and damage the GI tract lining.
C. Food becomes contaminated by a human carrier.
D. Common affected foods include custards, ham, cream pastries, and processed meats.
E. Food left unrefrigerated for several hours is at risk for contamination.
Answer: B
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Use the following table to answer the following question(s).Table 1: Cookie parameters with varying fat levels
Data from Pareyt, Bram, Faisal Talhaoui, Greet Kerckhofs, Kristof Brijs, Hans Goesaert, Martine Wevers, and Jan A. Delcour, "The Role of Sugar and Fat in Sugar-Snap Cookies: Structural and Textural Properties." Journal of Food Engineering 90, 3 (Feb. 1, 2009): 400-408.Based on the table above, which type of cookie was the heaviest?
A. The cookies with intermediate amount of fat B. The cookies with the least fat C. The amount of fat did not affect the weight of cookies D. The cookies with the most fat
Where in the brain does your consciousness reside?
What will be an ideal response?
The nitrogen-limitation hypothesis states that organisms select food in terms of the nitrogen content of the tissue. Why might this be true?
A. Animal tissue contains about 10 times as much nitrogen as plant tissue. B. Animals are able to "fix" nitrogen much more effectively than plants. C. Herbivores prefer plants with lower nitrogen content. D. High nitrogen levels are a key part of plant chemical defenses. E. Plant tissue contains about 10 times as much nitrogen as animal tissue.
Which structure prevents blood flowing back into the heart from the aorta between heartbeats?
A. semilunar valve B. atrioventricular valve C. tricuspid valve D. mitral valve E. ductus arteriosus