What specific type of P-type ATPase pumps H+ to acidify the stomach and is inhibited by proton pump inhibitor drugs used to treat excess stomach acid?
A) type 1
B) type 2
C) type 3
D) type 4
E) type 5
Answer: B
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What may result when grafted tissue such as bone marrow contains passenger lymphocytes?
A. Graft versus host disease B. Formation of autoantibodies C. Hypogammaglobulinemia D. Host rejection of graft
Which of the following would not be a "control" in an experimental procedure?
A. a normal group B. an experimental group C. a known standard of comparison D. a placebo group E. a "zero-value" group
When New York City was given a choice to make regarding its drinking water
A. they chose ecosystem maintenance over development. B. they dug new and deeper wells rather than pay for desalinization. C. they had to construct expensive filtration plants to protect against disease. D. they chose ecosystem conversion to higher density housing for efficiency. E. they opted for more bottled water.
A woman uses a home pregnancy test kit that tests for hCG hormone in urine. She knows this is a type of antibody assay from the kit brochure. Antibodies reacting with the hormone produce two lines on the test strip. What specific type of antibody assay does this represent?
A) a direct immunofluoresence test B) a complement fixation test C) an immunochromatographic assay D) an ELISA E) a neutralization assay