Final answer:
Serology involves the study of the blood components that fight infection. It focuses on the identification and measurement of antibodies and other immune system components present in the blood. Serology is important for diagnosing infectious diseases and monitoring immune responses to vaccinations.
Step-by-step explanation:
The term serology involves the study of the blood components that fight infection. It focuses on the identification and measurement of antibodies and other immune system components present in the blood that are responsible for fighting off pathogens and preventing infections. Serology plays a crucial role in diagnosing various infectious diseases and monitoring the immune response to vaccinations.