In the Ouchterlony test, if an unknown antigen contains only swine serum albumin, how many precipitin lines will form between it and the wells of antibodies for horse, bovine, and swine albumin?
A) 1
B) 2
C) 3
D) none

Question

Quizplus · Accepted Answer

Since the unknown antigen contains only swine serum albumin, it will only react with the antibodies specific to swine albumin, forming a single precipitin line. There will be no reaction with antibodies for horse or bovine albumin.

In the Ouchterlony Test, If an Unknown Antigen Contains Only