The Biology of Reproduction

Every organism must reproduce (create offspring) in order to pass a part of themselves on into future generations. Depending on the organism, it can either reproduce using sexual or asexual reproduction, which both involve cell division. The parental traits of sexually reproducing organisms will also mix to form a unique combination in the offspring, and…

Spermatogenesis

Spermatogenesis is the production and development of sperm.  This process begins at puberty and continues for the remainder of a male’s life.  The sperm and the egg, which are the male and female gametes, meet during fertilization.  Both gametes are haploid cells; these cells contain 23 unpaired chromosomes, which is half of the human genetic…