ABDOMINAL
GENERALISED LYMPHADENOPATHY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
The environmental substance that causes a reaction is a/an
|
|
allergy
|
|
|
pathogen
|
|
|
allergen
|
|
|
antigen
|
Explanation:
Detailed explanation-1: -A substance in the environment that can cause an allergic reaction in susceptible people is called an ‘allergen’. There are many different allergens, but they all share one thing in common – protein.
There is 1 question to complete.