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O Level Biology e-Book's MCQs - Complete

Facts about Smoking MCQs App & e-Book Download - 449

MCQ:

Which is true about Nicotine (C10H14N2)

  1. a carcinogenic substance
  2. makes blood clot easily
  3. makes blood dilute
  4. helps in lumen becoming narrower

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Facts about Smoking App (Android & iOS)

Facts about Smoking App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (iOS & Android)

MCAT Biology App (Android & iOS)

MCAT Biology App (Android & iOS)

Zoology App (Android & iOS)

Zoology App (iOS & Android)