All of the following statements are true regarding the indirect antiglobulin test (IAT) except
a. Begins with a source of antigen and antibody being added to the test system
b. Consists of a two-step method
c. Has a first step where anti-IgG attaches to any IgG coating the red blood cells
d. Is a very versatile test within the blood bank laboratory
Question 2
All of the following are characteristics of IgG except
a. Demonstrates agglutination in antiglobulin tests
b. Has a plasma half-life of about 23 days
c. Has a valence of 10
d. Is able to cross the placenta