Which of the following did you include in your
answer? Check all that apply.
weakened pathogen introduced to the body
white blood cells form antibodies against the
pathogen
memory cells remember the pathogen and
attack it if it enters the body again
vaccinations help the body build immunity

Ask your question to the AI advisor

Ai-bot is an expert in any field and is the perfect companion for reliable and useful answers and advice on a variety of topics, including science, history, technology, art, sports, health, culture and more.