Question

The protein produced by certain white blood cells in response to a foreign substance.

Antibody
Antigen
Rh factor
Blood groups​

Answer 1

$\huge\mathcal\green{Hello!!!}$

$\huge\mathbb\black{Antigen is ur correct answer dude}$

$\huge\mathcal\blue{Hope It Helps!!}$

Answer 2

Answer:

answer is Anibody is the ans