Question
Biology Question on human health and disease
ELISA is used to detect viruses where the key reagent is:
A
Alkaline phosphatase
B
Catalase
C
DNA probe
D
RNase
Answer
Alkaline phosphatase
Explanation
Solution
Alkaline phosphatase is commonly used as an enzyme label in ELISA. It catalyzes a color-producing reaction when a specific antibody-antigen interaction is detected, allowing for the detection of viruses or other target substances in a sample.
So, the correct option is (A): Alkaline Phosphate