Human Female Reproductive System

The human female reproductive system consists of ovaries, fallopian tubes, uterus, vagina and vulva. 1. OvariesThere is a pair of almond shaped ovaries in human females. The ovaries are present near the kidneys in the upper part of pelvis. The function of ovaries is...

Human Male Reproductive System

Most of the male reproductive system is located outside of the man’s body. The external structures of the male reproductive system are the penis, the scrotum and the testicles. 1. Testes The testes are oval organs that lie in the scrotum, secured at either end by a...

Secondary Sex Organs

Secondary sex organsThese are those organs of sexual reproductive system which do not produce gametes. For example, penis, urethra, seminal vesicles, uterus, fallopian tubes and vagina. Secondary or Accessory sex charactersThese are those specific characters or...

Puberty And Gonads

PubertyPuberty may be defined as that age at which the reproductive system of a boy or a girl becomes functional and production of sex hormones gets started. In other words puberty is that age at which a boy or a girl becomes capable to reproduce. The onset of puberty...

Sexual Reproduction in Animals

 It is the most common method of reproduction in higher animals. It involves the formation of male gamete from the male parent and female gamete from the female parent. In animals the male reproductive organ which produces the male gametes is testes, while the female...