Question

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

Explanation:

IgG is the most abundant immunoglobulin in the blood and is effective against bacteria, viruses, and toxins. It can neutralize toxins, opsonize pathogens for phagocytosis, and activate the complement system. IgD is mainly involved in B - cell activation, IgA is important for mucosal immunity, and IgM is the first antibody produced in an immune response but IgG has a broader and more sustained role in fighting these agents.

Answer:

D. IgG