Compare and contrast the similarities and differences between the PROCESSES of spermatogenesis and oogenesis.

Expert Solution

Difference between spermatogenesis and oogenesis-

Feature	Spermatogenesis	Oogenesis
Definition	Production of sperms from spermatogonia	Production of eggs from oogonia
Organ involved	Testes	Ovary
Time of development	This occurs after puberty till death. It is a continuous process	Primary oocytes are formed in utero. Completion of first meiotic division takes place after ovulation and secondary meiosis occurs after fertilization
Number of gametes formed	Four gametes are produced by a single primary spermatocyte	Single primary oocyte gives rise to a secondary oocyte and a polar body( that is discarded ) after completion of meiosis 1.
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Similarities between spermatogenesis and oogenesis-

Both the processes occur in the reproductive organs
Haploid gametes are produced at the end of both spermatogenesis and oogenesis.
Mitosis as well as meiosis is involved in the production of gametes.
Both processes are meant to carry out the fertilization process.

Sydney Mullin answered 3 years ago

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