Final answer:
The mucin clot test is performed on serum. Serum is the clear liquid part of blood that remains after blood has been allowed to clot.
Step-by-step explanation:
The mucin clot test is performed on serum. Serum is the clear liquid part of blood that remains after blood has been allowed to clot. It is used to diagnose and monitor diseases, and it is also used to classify blood types. The mucin clot test is a test that measures the ability of serum to form a clot when mixed with a mucin solution.