Comparison of spermatogenesis and oogenesis

Overview table - differences and similarities

PeriodFrom puberty to old age continuously new sperm are formedPrädnatal primordial germ cells are formed. Between puberty and menopause, oocytes enter the maturation phase from this supply
placeTesticles (testicles)Ovaries
durationabout 2 months from spermatocyte to spermOne cycle
procedureI. and II. Meiotic meiotic divisionI. and II. Meiotic meiotic division
ResultThere are four functional gametes (sperm)The result is a functional oocyte and three unfunctional pieces of polystyrene for the body