A test to measure the antibody level of a blood sample is called a(n)
A)primary response.
B)secondary response.
C)titer.
D)anaphylaxis test.
E)major histocompatibility complex.

Question

Quizplus · Accepted Answer

A titer test measures the level of antibodies in a blood sample by diluting the sample and checking for a reaction. It is commonly used to determine immunity to certain diseases or to monitor the effectiveness of vaccinations. The other answer choices refer to different immune responses or tests.

A Test to Measure the Antibody Level of a Blood