Question

A ______ is a substance containing incomplete portions of a virus that produce an immune response when injected into the body.

Answer 1

Vaccine

Step-by-step explanation:

second question is C edg2020

Answer 2

Vaccine

Step-by-step explanation:

A vaccine contains an alive but not lethal amount of a virus so that when you get injected, your antibodies can recognize the virus quicker in the event that you do get the virus. Hope this helps :)