Why does the injection of a viral pathogen weakened to prevent causing the infection, still provide long-term immunity in a patient? (Select all that apply)

Question

Quizplus · Accepted Answer

A) The epitopes of a weakened viral pathogen are still able to bind lymphocyte receptors, allowing the immune system to recognize and respond to the pathogen. This is a key step in the immune response, as it enables the body to identify and remember the pathogen for future encounters.C) The weakened viral pathogen stimulates the immune system to generate specific memory cells. These memory cells remain in the body long-term and can quickly mount an immune response if the pathogen is encountered again, providing lifelong immunity.

Why Does the Injection of a Viral Pathogen Weakened to Prevent