NEET Previous Year Question
Which one of the following techniques does not serve the purpose of early diagnosis of a disease for its early treatment?
Topic: NEET PYQ
Answer: C. Full step-by-step solution below.
- AEnzyme Linked Immuno-Sorbent Assay (ELISA) technique
- BRecombinant DNA Technology
- CSerum and Urine analysis
- DPolymerase Chain Reaction (PCR) technique
Correct answer: C
Solution
(c) Of these, serum and urine analysis does not fulfill the purpose of early diagnosis of a disease. In early stages of infections, when the disease symptoms are not visible, amplification of pathogenic nucleic acid can be done by PCR, detection of antibodies produced by host against pathogen by ELISA and rDNA technology can serve the purpose of early diagnosis.More Biotechnology & its Applications PYQs
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