单选题
Which of the following statements concerning secondary ovarian follicles is TRUE?
A、
They lack liquor folliculi
B、
They contain a secondary oocyte
C、
Their continued maturation requires FSH
D、
They lack a theca externa
E、
They have a single layer of cuboidal follicular cells surrounding the oocyte
【正确答案】
D
【答案解析】
提交答案
关闭