Tar, carbon monoxide, nitrogen oxides, theyre harmful because they cling to the red cells in the blood and up to 15% of a smoker's blood may be carrying carbon monoxide round the body rather than oxygen.Smoking 'lower tar' cigarettes can increase the carbon monoxide levels as smokers inhale more deeply.Cigarette smoke has high levels of nitrogen oxide.
Hope that helps
Answer:
Dietitians and nutritionists typically do the following: Assess patients' and clients' nutritional and health needs. Counsel patients on nutrition issues and healthy eating habits. Develop meal and nutrition plans, taking both clients' preferences and budgets into account.
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Should be C I think.. because you can lessen the risks of lung cancer, etc. by avoiding tobacco.