Welcome to Westonci.ca, your go-to destination for finding answers to all your questions. Join our expert community today! Our platform offers a seamless experience for finding reliable answers from a network of experienced professionals. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

_______ causes an immediate immune response upon entry of the pathogen in the body.

a. Opsonization
b. Neutralization
c. Immunization
d. Vaccination