問題詳情

9. Which of the following is a correct sequence of processes that takes place when a flowering plant reproduces?
(A) meiosis-fertilization-ovulation -gem1ination.
(B) fertilization-meiosis-nuclear fusion-formation of embryo and endosperm.
(C) meiosis-pollination-nuclear fusion-formation of embryo and endosperm.
(D) growth of pollen tube-pollination-germination-fertilization.
(E) meiosis-mitosis-nuclear fusion-pollen.

參考答案

答案:C
難度:困難0.307692
統計:A(0),B(3),C(4),D(0),E(1)

內容推薦