Question

A. Fill in the blanks.
1. An _________ is an unusual reaction to a particular substance.
2. Substances that cause allergies are called _______.
3. Pollen, pet dander and smoke are ________ allergens.
4. _________ are itchy, red, swollen spots on the skin.
5. ________ is a life - threatening reaction to allergens.​

Answer 1

1. Allergy

2. Allergens

3.

4. Dermatitis

5. Anaphylaxis

\\SORRY I DONT KNOW (3)\\

If this was helpful pls do thank and mark as BRAINLIEST

-IRKI-

Answer 2

Answer:

fhyrgfxfggh is thsu5sgeiyne86d

Explanation:

4kr6irouofouof9