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S1 Reproduction

Why is an egg (ovum) bigger than a sperm Because it has a food store
Where does fertilisation take place? Oviduct (Fallopian tube)
Where are eggs (ova) produced? Ovary
Where are sperm made? Testes
What is fertilisation? When the nucleus in the sperm fuses with the nucleus in the egg.
Is the placenta part of the baby or part of the mother? Part of the baby
What is the function of the placenta? It allows the babies blood and the mothers blood to come very close together to allow diffusion..
Created by: nscobie