The immune system works with the digestive tract to help protect you from infection by these potential invaders. Your immune system also depends upon cells to kill invading organisms, and chemicals that don't require the involvement of cells at all, but which are simply toxic to bacteria and viruses. Acid in the stomach does the same thing.
The safest place to store a knife would be in an slightly over height drawer or in a knife block in the far corner of the kitchen counter.
Hope this helps
Answer:
unicellular
because of the thing that did the thing of the thing