In human beings, immunity against diseases is mainly enhanced by _______?

انسانوں میں ، بیماریوں سے استثنیٰ بنیادی طور پر _______ کے ذریعہ بڑھایا جاتا ہے؟

White blood cells

Platelets

Red blood cells

None of these

White blood cells (WBCs) are the body's defense cells that fight infections and diseases.

They identify and destroy harmful bacteria, viruses, and other pathogens.