Encceja Ensino Fundamental Practice Questions - Exame Nacional Para Certificação De Competências De Jovens E Adultos - Ensino Fundamental Exam

A serum contains ready-made antibodies that provide immediate, passive immunity to neutralize toxins, whereas a vaccine introduces antigens to stimulate the body to produce its own antibodies and immunological memory over time. A serum stimulates long-term immunological memory cells, whereas a vaccine provides temporary, instant pain relief. A vaccine is made exclusively of living bacteria to treat active poisonings, while a serum contains dead plant extracts. A serum prevents future infections over decades, while a vaccine only acts within the first thirty minutes of an emergency.