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Male Reproductive Anatomy
Testes, ducts, and glands — the path of sperm.
Open →🏊02
Spermatogenesis
One stem cell becomes four sperm through meiosis.
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Female Reproductive Anatomy
Ovaries, tubes, uterus, cervix, and vagina.
Open →🥚04
Oogenesis
How one egg — not four — is made, with polar bodies.
Open →📅05
The Menstrual Cycle
The ovarian and uterine phases and the four hormones.
Open →🧬06
Meiosis
Two divisions make four unique haploid gametes.
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