Male
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The male sex refers to that division of a species which produces sperm. In most mammals, sperm develops inside the testes. Sperm allows the propigration of the species to continue through the creation of offspring. In humans, an XY sex chromosome structure is a male and a XX sex chromosome strucuture is a female. The process of going from a child to developing the secondary sex characteristics that caue full maturation takes place mostly in puberty.