Image caption Bridge is played by four players who form two partnerships and involves predicting the number of tricks each side will win. Bridge players who wanted the popular card game recognised as a sport have lost their High Court battle.
Meiosis occurs in diploid cells. The chromosomes duplicate once, and through two successive divisions, four haploid cells are produced, each with half the chromosome number of the parental cell. Meiosis occurs only in sexually reproducing organisms.
Dec 3, 2014. Well, it depends. I suppose you're asking about the oogenesis of human beings. In humans, the meiosis I initiates still during the embriogenesis, if I am not mistaken, it happens till the seventh month of the pregnancy. At this time, the oocyte enters in the prophase I and stays there till the puberty. In each ovulation, the woman releases an oocyte I, which restart's and ends the meiosis I and starts meiosis II.