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<p>This occurs when certain types of <a href="page.php?w=germ_cell">germ cell</a>s undergo <a href="page.php?w=meiosis">meiosis</a> to split the normal <a href="page.php?w=diploid">diploid</a> number of <a href="page.php?w=chromosome">chromosome</a>s (n=46) into <a href="page.php?w=haploid">haploid</a> cells containing only 23 chromosomes.</p>

<p> In males, this process is known as <a href="page.php?w=spermatogenesis">spermatogenesis</a> and occurs only after <a href="page.php?w=puberty">puberty</a> in the <a href="page.php?w=seminiferous_tubules">seminiferous tubules</a></p><p>
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