Ultraviolet lights placed in a patient exam room can help disinfect surfaces
Indicate whether the statement is true or false
True
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Which of the following conditions would encourage the development of sclerotia?
A. Nutrient-rich and warm and humid B. Nutrient-poor C. Warm, humid D. Nutrient-rich
What does water potential refer to?
a. a relative value that is defined in reference to distilled water at atmospheric pressure of 10 MPa b. a relative value that is defined in reference to pure water at atmospheric pressure of 10 MPa c. a relative value that is defined in reference to pure water at atmospheric pressure of 0 MPa d. a relative value that is defined in reference to distilled water at atmospheric pressure of 0 MPa
An ASO test was performed on the serum from a 10-year-old female patient with the following results: no hemolysis in the 1:10, 1:20, 1:40, and 1:80 tubes; and hemolysis in the 1:160, 1:320, and 1:640 tubes. What conclusion can you draw from these results?
A) The titer is 1:640, and the patient may have glomerulonephritis. B) The titer is 1:160, and the patient may have rheumatic fever. C) The titer is 1:80, and the patient is normal. D) The test is invalid and must be repeated.
The HIV virion attaches to ________ on the surface of lymphocytes
A) IgG B) MHC II C) IL-2R D) CD4 E) CD3