CAPE Biology Unit 2 · 2012 · Paper 1 · Question Q44
It is believed that tar in cigarette smoke causes
- (A)the blood platelets to become sticky
- (B)more adrenaline to be released into the blood
- (C)blockage in blood vessels, resulting in less oxygen being transported
- (D)increased secretion of mucus from goblet cells in the epithelium
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