10. The root and shoot apical meristems first become discernible during the transition between the _ and _.
(A) globular stage; torpedo stage
(B) proembryo; globular stage
(C) heart stage; globular stage
(D) torpedo stage; embryo proper
(E) torpedo stage; proembryo
答案:登入後查看
統計: 尚無統計資料
統計: 尚無統計資料