Gynaecology & Obstetrics True about HCG: September 2012 A Produced by cytotrophoblast B Prevent involution of corpus luteum C Value reaches maximum level at 20 week of pregnancy D Its secretion stas after 2 day of ovulation 💡 Explanation True about HCG: September 2012 ✓ Correct Answer: B. Prevent involution of corpus luteum