Biology, asked by aaaabfnekngn, 6 months ago

7. Tobacco smoke contains carbon monoxide. What problem does this cause?
CO irritates the airways, causing bronchitis
CO combines with haemoglobin in the red cells, reducing the ability of the blood to carry oxygen
CO causes lung cancer
CO increases blood pressure

Answers

Answered by mukulgarg2006
0

Answer:

CO combines with haemoglobin in the red cells, reducing the ability of the blood to carry oxygen

Answered by nibhajha6200887084
1

Answer:

cancer is caused by smoking tobacco

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