Progesterone is a hormone that is produced in the ovaries of women and female animals and helps prepare the body for pregnancy.
If the egg is not fertilised oestrogen and ~ decrease.
N-UNCOUNT
Progesterone is a hormone that is produced in the ovaries of women and female animals and helps prepare the body for pregnancy.
If the egg is not fertilised oestrogen and ~ decrease.
N-UNCOUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012