Biology · Human Health and Diseases
Tobacco smoke contains carbon monoxide, which directly causes which of the following physiological effects?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Immediate mutation of cellular DNA as a carcinogen
- 2Reduction of the oxygen-carrying capacity of blood✓
- 3Direct permanent raising of systemic blood pressure
- 4Destruction of gastric mucosal barriers causing ulcers
Correct answer
Reduction of the oxygen-carrying capacity of blood
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