Report Abuse. the female egg cell has 23 chromosomes and the male sperm cell has 23 chromosomes and together they add up to 46 chromosomes in total. There are some of the picture of egg cell and sperm with label: Source(s): http://search.msn.com/images/results.asp... AZW Â· 7 years ago.
Hormone replacement therapy (HRT) and estrogen replacement therapy (ERT) were initially indicated for treatment of the symptoms of menopause, but they are now approved for both prevention and treatment of postmenopausal osteoporosis.
Estrogen is produced by the ovaries in women, while in men it is produced by the Sertoli cells of the testes and helps prevent apoptosis (programmed death) of sperm cells. There are three categories of âestrogensâ that occur naturally: Estrone (E1) â produced during menopause.