Why should antibiotics not be given to a patient with Escherichia coli O157:H7?
A) Antibiotics tend to act as a hapten with this infection and are likely to cause an allergic response.
B) This pathotype is part of the normal digestive tract of humans.
C) This is not a bacterium, and therefore antibiotics would be ineffective.
D) Antibiotics do not reduce disease and may precipitate HUS.
E) This pathotype is only found in cattle and does not infect humans.
Answer: D
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If you put some water in a bucket and left it in your backyard, the water level would rise and fall over time with the weather. The table represents data collected from a bucket that was initially filled to the halfway mark with water. The water depth was measured on the last day of the month for 2 years. Although the water never completely dried up, it also never overflowed during this time. Answer the following question(s) based on the data.MonthWater Level (cm)MonthWater Level (cm)130133822414393201537424164852617486291849735195582820459312147103422501138235512372451Which month was the wettest?
A. Month 19 B. Month 22 C. Month 16 D. Month 15
The best definition of population density is the number of individuals:a
of all species in a given area. b. of one species in a given area. c. in a given area at a given time. d. of all species in a given area at a given time. e. of one species in a given area at a given time.
Wood and cotton cloth are composed of
a. cholesterol. b. lipid. c. cellulose. d. glycogen. e. chitin.
Mycorrhizae are a symbiotic association of
A. bacteria and algae. B. bacteria and virus. C. fungi and virus. D. plant roots and fungi.