alleryELISA works on the principle of interaction between:
AAntigen and antibody
BEnzyme and coenzyme
CHormone and receptor
DSolvent and solute
Answer & Solution
Correct answer: A. Antigen and antibody
1. Infection leaves either the pathogen's proteins or the response.
2. The test can pick up either one.
3. It rests on antigen and antibody binding.
_Source: syllabus Biology, Ch 10 'Biotechnology and its Applications'_
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