นักเรียนสาวสุดขยันที่ถูกทดสอบความอดทน – หนัง AV HMN-221
Oocyte high quality and quantity are key determinants of reproductive existence span and success. These variables are formed partially with the elimination of oocytes that experience troubles during the early stages of meiosis. Meiotic prophase-I marks an extended duration of genome vulnerability in which epigenetic reprogramming unleashes retroele