What does immunoelectrophoresis determine?

Question

Quizplus · Accepted Answer

Immunoelectrophoresis is a laboratory test that is used to determine the specific antibody class present in the serum. It works by separating out different proteins in a sample based on their electrical charge and then using antibodies specific to each class to identify them.

Answer: E 
 None of the other options are things that would be determined by immunoelectrophoresis. Lipoproteins may be analyzed with other types of laboratory tests, osteoblast activating factor is not a commonly measured substance, and 24-hour urine protein is typically measured using a different technique.

What Does Immunoelectrophoresis Determine