試題詳解

7. Which one concerning hybrid dysgenesis in Drosophila is true?
(A) Hybrid dysgenesis occurs when the P element is contributed by the egg and sperm is devoid of P element.
(B) Hybrid dysgenesis occurs when both parents (egg and sperm donors) carry P element.
(C) Transposition of P element is responsible for killing somatic cells of F1 hybrid
(D) The molecular basis of hybrid dysgenesis lies at the tissue-specific splicing of the primary transcript of transposase