The function of the secretory component of the IgA molecule is
A) to protect IgA from being destroyed by proteolytic enzymes.
B) to coat the antigen.
C) to facilitate opsonization.
D) to protect breast-fed infants against intestinal pathogens.
E) to protect IgA from being destroyed by lipases.

Question

The function of the secretory component of the IgA molecule is
A) to protect IgA from being destroyed by proteolytic enzymes.
B) to coat the antigen.
C) to facilitate opsonization.
D) to protect breast-fed infants against intestinal pathogens.
E) to protect IgA from being destroyed by lipases.

Quizplus · Accepted Answer

The secretory component of the IgA molecule protects IgA from being destroyed by proteolytic enzymes, allowing it to function effectively in mucosal areas where these enzymes are present.

The Function of the Secretory Component of the IgA Molecule