What is meant by sensitisation of allergen?
A. When an allergen leaves the body
B. The first contact of an allergen
C. The incubation period of an allergen
D. When symptoms of the disease appear
Answer:B
What is meant by sensitisation of allergen?
A. When an allergen leaves the body B. The first contact of an allergen C. The incubation period of an allergen D. When symptoms of the disease appear