Question

this immunoglobulin is effective against bacteria, viruses, and toxin. multiple choice igg iga igm igd

Explanation:

IgG is the most abundant immunoglobulin in the body and is effective against bacteria, viruses, and toxins. It can cross the placenta and provide passive immunity to the fetus. It also plays a role in opsonization, neutralization of toxins and viruses, and complement - activation.

Answer:

A. IgG