<P> Oogonia are formed in large numbers by mitosis early in fetal development from primordial germ cells . In humans they start to develop between weeks 4 and 8 and are present in the fetus between weeks 5 and 30 . </P>
<P> Oogonia are formed in large numbers by mitosis early in fetal development from primordial germ cells . In humans they start to develop between weeks 4 and 8 and are present in the fetus between weeks 5 and 30 . </P>
when are oogonium cells produced in a female
when are oogonium cells produced in a female
between weeks 4 and 8
between weeks 4 and 8