B3a Reproduction humans
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IGCSE Reproduction Kahoot
Interactive Kahoot quiz on reproduction
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Period of zygote
Youtube animation showing fertilisation.
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Reproduction in humans
Page from Biotopics includes diagrams of systems and information on menstrual cycle.
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The female reproductive system
Simple interactive labelling exercise from kscience. Follow the link at the top for the male version.
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The two methods of reproduction
Page of information comparing sexual and asexual reproduction.
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Woman falls pregnant twice in ten days news story
BBC news article about a very rare case of superfetation – where a woman became pregnant again 10 days after the original pregnancy. The babies were born at the same time.