Question

What would happen if there were nowhere blood cells
how do white blood cells protect our body

Answer 1

If there are no white blood cells ,our body cant be protected from germs.We will suffer from all types of diseases.
White blood cells protect our body from germs by producing protein molecules called antibodies.
Antibodies will destroy the germs.Some white blood cell will directly swallow and kill the germs.
This is how the white blood cells protect our body.