Question

Please define vaccine

Answer 1

an antigenic substance prepared from the causative agent of a disease or a synthetic substitute, used to provide immunity against one or several diseases

Answer 2

❤❤a vaccine preventive measure and it before the occurrence of a disease✌✌ is a practice for production of a vaccine into the body is called vaccination ❤❤

❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤hope it help you dear✌✌✌✌✌✌