Answer the following questions true (T) or false (F)
1. Lymph "glands" (nodes) swelling is a sign that an infection is present.
2. Antibodies are produced by plasma cells and regulatory T cells.
3. B cells are the main cells of the cell-mediated pathway.
1. TRUE
2. FALSE
3. FALSE
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A patient is diagnosed with an invasive Aspergillosis infection. The antifungal therapy that should be administered is:
a. nystatin. b. griseofulvin. c. amphotericin B. d. fluconazole.
Two similar species with different habitat preferences are isolated by ____ isolation.
A. reproductive B. ecological C. behavioral D. seasonal
Name one of the smallest, if not the smallest, animals that are sometimes referred to as "wheel animalcules."
A. planaria B. parasitic mites C. fruit flies D. rotifers E. parasitic
In addition to abiotic factors, community composition of plants can be severely compromised by
A) parasites and pathogens. B) mutualistic birds. C) rapid coevolution.