In mammals, the estrogens are secreted by the graafian follicle from its ……………….
A. theca externa
B. theca interna
C. membrane granulosa
D. corona radiata
Answer:B
In mammals, the estrogens are secreted by the graafian follicle from its ……………….
A. theca externa B. theca interna C. membrane granulosa D. corona radiata