Spermatogenesis (formation of spermatozoa) is a process by which the male germ cells are transformed into spermatozoa. Spermatogenesis occurs in the seminiferous tubules during active sexual life, under the stimulatory effects of the anterior...
The male genital system consists of External genital organs ( Penis, and Scrotum), and Internal genital organs (Two testes, Two epididymides, Two vas deferens, Two seminal vesicles, Two ejaculatory ducts, and the Prostate), The...
Fertilization is the fusion of the male gamete (sperm) with the female gamete (ovum) to form the zygote which divides to form the embryo, The man may be considered infertile, if the number of...
Human belongs to the class Mammalia which is characterized by the development of the embryo inside the uterus till birth, So, their ova are small and nearly devoid of yolk (because the embryo depends...
