試題詳解

25. Which of the following statements regarding Transposable elements (TEs) is correct?

(1) TEs are DNA sequences that have the ability to change their position within a genome.

(2) Retrotransposons mobilize through a RNA intermediate being reverse-transcribed by the reverse transcriptase encoded by the retrotransposons themselves.

(3) All DNA transposons are mobilized via DNA intermediates being cut-and-paste to new locations in the genome.
(A) (1) only
(B) (2) only
(C) (3) only
(D) (1) and (2)
(E) (2) and (3)