Respuesta :
Answer:
The immune system defends our body against invaders, such as viruses, bacteria, and foreign bodies.
Explanation:
They protect against harmful germs, parasites (such as worms), or cells (such as cancer).
Answer:
The immune system defends our body against invaders, such as viruses, bacteria, and foreign bodies.
Explanation:
They protect against harmful germs, parasites (such as worms), or cells (such as cancer).
