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After four weeks,the fertilized egg becomes an embryo.Its brain spine and limbs are forming and its heart will soon beat.At 12 weeks, the embryo is now a foetus.All its organs are formed;for the rest of the time before birth, it just grows.From 38 weeks the baby is ready to be born.It moves down into the pelvis.The baby is born through the privet

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12y ago

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