Reproduction: Human life cycle
The Journey of Sperm (3min12sec)
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Fertilization & Development (3min39sec)
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REPRODUCTIVE SYSTEMS:
FEMALE
The Female Reproductive System (1min49sec)
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MALE
The Male Reproductive System (2min49sec)
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PUBERTY
Puberty (4min)
Menstruation and the Menstrual Cycle (3min24sec)
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Hormones (2min49sec)
Ovaries and Testes: Endocrine Glands and Sexual Maturity
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