32. Why are stains used to study cells? * O to kill cells
to magnify cells
to make cells visible
to make cells more active

Explanation:

Stains are used to make cells visible.

the correct answer is anaphylaxis.

anaphylaxis is a condition caused by insect bites, foods, medications, manifested by tongue swelling, shortness of breath, vomiting, low blood pressure. it sometimes may occur without an obvious reason. it is treated with epinephrine injection.other tretments include antihistamines and steroids,