Spermatogenesis is the development of the mature male germ cells called sperm cells or spermatozoa. Primordial germ cells, the founder cells of the germ line, develop through several immature ...

Human Reproduction: Male and female reproductive systems; Microscopic anatomy of testis and ovary; Gametogenesis-spermatogenesis & oogenesis; Menstrual cycle; Fertilisation, embryo development ...