KROK 1 2020 – Question 136 · KROK (Medicine) · Biology

A patient with inherited immunodeficiency underwent gene therapy: the gene of an enzyme was introduced into the patient’s cells using a retrovirus. What characteristic of the genetic code allows using retroviruses as vectors of functional genes?

  1. A. Universality
  2. B. Non-ambiguity
  3. C. Degeneracy
  4. D. Colinearity
  5. E. Commaless
Hint

Think about which property of the genetic code would have to hold across very different organisms if a transferred gene is to be read correctly by the recipient cell.

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