Favourite part of the immune system? – I'm a Scientist 2024/25

Question: Favourite part of the immune system?
- Keywords:
  favourite,
  immune,
  immune system,
  physiology
Asked by samlew on 26 Feb 2025.
- Charles Michie answered on 26 Feb 2025:
  
  Hmmmm, I’ve never really thought about that before. White blood cells I think
- Zoe Vance answered on 26 Feb 2025:
  
  There’s a thing some white blood cells do called phagocytosis, where they consume things like bacteria and it looks really cool under the microscope, so probably that! You can look up videos of these cells chasing bacteria and swallowing them up.

Question: Favourite part of the immune system?