ELISA works on the principle of:
AAmplification of nucleic acid
BSilencing of a specific gene
CFusion of two cell types
DAntigen-antibody interaction
Answer & Solution
Correct answer: D. Antigen-antibody interaction
1. It detects pathogen antigens or the body's antibodies.
2. PCR is the amplification method.
3. ELISA rests on antigen-antibody interaction.
_Source: NCERT Class 12 Biology, Chapter 12, Biotechnology and its Applications._
Related questions
The second basic principle of preventing infectious disease, keeping the immune system worThe basic key to prevention of infectious diseases is:The recruitment of immune cells to infected tissue, causing swelling, pain and fever, is:The virus causing Japanese encephalitis, entering through a mosquito bite, infects the:Typhoid-causing bacteria entering through the mouth stay in the:Female mosquitoes bite because they need blood to:Animals like mosquitoes that carry infecting agents from a sick person to another host areAntibiotics do not work against viral infections because viruses: