試題詳解

9. Which of the following statements about transposons is/are CORRECT?
(A) Transposons usually contain short inverted terminal repeat sequences.
(B) Being named as retrotransposons if RNA intermediates are involved in the transposition.
(C) Transposons can cause spread of antibiotic resistance within a bacteria population.
(D) Only exist in metazoan genomes
(E) Transposases is not necessarily encoded in the transposon.