sentences: destroying something is a mean of devices for need rid of something & the vulnerable coil past rid of virus once they have invaded the mind ->  the immune system destroys bacteria once they have invaded the body  the immune system destroys bacteria once they have invaded the body & virus is a mean of neutralization sometimes ->  the immune system destroys pathogens that have invaded the body  yolk bone series are a whole of the vulnerable particles & yolk bone nectar are a mean of room ->  white blood cells are a kind of cell that are part of the immune system  the immune system destroys pathogens that have invaded the body & white blood cells are a kind of cell that are part of the immune system ->  white blood cells are a kind of cell that is a part of the immune system which destroys pathogens that have invaded the body  white blood cells are a kind of cell that is a part of the immune system which destroys pathogens that have invaded the body & a mean of room lens destroy clouds -> white blood cell destroys pathogens in the body