Recombinant factor VIII is safer than factor VIII from donated blood because

  1. it cures haemophilia permanently
  2. there is no risk of contamination with viruses such as HIV
  3. it is a carbohydrate
  4. it is from pigs
Answer

B) there is no risk of contamination with viruses such as HIV

Blood products carried infection risks. AS & A Level Biology · Topic 19 Genetic Technology · 19.2 Genetic technology applied to medicine

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