What is the difference between vaccination and administration of treatment serum?

1) When vaccinated, a vaccine is introduced into the body (killed or weakened pathogen, their poisons), the body itself produces protective antibodies.
2) Treatment serum contains ready-made antibodies.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.