Animals have immune systems for the same reasons humans do, so they don't get sick.
it does not evolve in the immune system and it engages the golgi aperatis and swells it
your immune system and your White blood cells produce antibodies
by a weakend immune system letting pathogens into the body.
Acquired Immune System or Adaptive immune System
The Immune System
It would be their immune system.
Immune system
The adaptive immune system is activated if the innate immune system is unable to control the infection.
It is called the Immune System. A bit of extra info: The Immune System is the cause of allergies. It goes too far when trying to protect the body from something. ENDOCRINE SYSTEM
After being sick for so long, he had a weakened immune system.
When animals are stressed their immune system slows down and doesn't work as well and it won't fight illnesses.
The immune system, primarily.The immune system.Really...