1. Why is it important not to use antibiotics too frequently?
- To ensure the illness is fully spread before starting to kill the bacteria off.
- To prevent more resistant strains of bacteria appearing.
- So the antibiotics don't run out.
- To allow the white blood cells of the body to kill more often instead of letting the antibiotics do all the work.
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2. Which one of these is a viral disease?
3. A white blood cell helps protect your body in many ways. Which ways are correct?
- Ingesting microorganisms, producing antibodies, and producing antitoxins.
- Act as protective barriers around your body cells, every time an infection touches them, the infection is killed.
- They come out of your skin pores and prevent any infection from entering, by sacrificing their lives.
4. Which protect you from disease?
- White blood cells
- Red blood cells
5. Which one of these is a bacterial disease?