Spermatogenesis | sperm production in men

• published: 13 Mar 2015
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This spermatogenesis lecture explains sperm production processes in men. Spermatogenesis is the process of sperm production in male. Spermatogenesis is the process where spermatozoa are comprised of male primordial germ cells via mitosis and meiosis. The initial cells on this pathway are known as spermatogonia, which yield important spermatocytes through mitosis. The main spermatocyte divides meiotically into two secondary spermatocytes; each secondary spermatocyte divides into two spermatids via Meiosis II. These transform mature spermatozoa, sometimes called sperm cells. For that reason, the predominant spermatocyte offers rise to 2 cells, the secondary spermatocytes, and the two secondary spermatocytes through their subdivision produce four spermatozoa. Spermatozoa are the mature male gametes in lots of sexually reproducing organisms. As a result, spermatogenesis is the male variation of gametogenesis. In mammals it occurs within the seminiferous tubules of the male testes in a stepwise fashion. Spermatogenesis is particularly stylish upon most advantageous stipulations for the method to occur safely, and is important for sexual replica. DNA methylation and histone change had been implicated in the legislation of this procedure. It starts at puberty and frequently continues uninterrupted except loss of life, even though a moderate cut down may also be discerned within the quantity of produced sperm with develop in age. For more information, log on to- http://www.shomusbiology.com/ Get Shomu's Biology DVD set here- http://www.shomusbiology.com/dvd-store/ Download the study materials here- http://shomusbiology.com/bio-materials.html