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25/09/2020 10:56 am
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Which of the following is based upon the principle of antigen-antibody interaction?
(a) PCR
(b) ELISA
(c) r-DNA technology
(d) RNA
1 Answer
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25/09/2020 10:58 am
(b) ELISA
Explanation:
The ELISA is a fundamental tool of clinical immunology, and is used as an initial screen for HIV detection. Based on the principle of antigen- antibody interaction, this test allows for easy visualization of results.