Question 1
Which statement is true regarding immunoglobulin A (IgA) antibodies?
◦ IgA-2 is predominantly found in blood.
◦ IgA-1 is predominantly found in the body’s secretions.
◦ The J chain anchors together the IgA molecules.
◦ IgA is the most predominant immunoglobulin.
Question 2
It is true that immunoglobulin E (IgE) is
◦ designed to protect the host from large viruses.
◦ the primary cause of common allergies.
◦ the only inflammatory cell that can damage a virus.
◦ normally found at high concentrations in the circulation.