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...
Surgical tools must be sterilized during labour to protect the mother from infection with some diseases such as puerperal sepsis. Smoking is harmful to reproductive health because it causes the death of embryos and...
Humans reproduce sexually when two different persons mate, the male (♂) and the female (♀) using a special system called the reproductive (genital) system, Man can’t reproduce asexually but he only reproduces sexually because...
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...
