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Ks3 bio

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Question:

- makes arteries narrower and causes heart disease - can cause cancer, coats lungs reducing surface area, can cause alveoli to break apart -Stops red blood cells carrying do much oxygen - stops cilia working so lungs are not cleaned and mucus collects

Author: Exciteful Macaw



Answer:

What harm do these ingredients in smoke cause Nicotine Tar Carbon monoxide High temp of smoke


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