The ability of the body to resist foreign bodies and their toxins is called _____?
The ability of the body to resist foreign bodies and their toxins is called _____?
جسم کی غیر ملکی جسموں اور ان کے زہریلے کے خلاف مزاحمت کرنے کی صلاحیت کو _____ کہا جاتا ہے؟