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Conception actually happens 2 weeks after your last period. The sperm and egg merge in one of the fallopian tubes.

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Cells spilt and hormones increase , embryo is three layers, heart and bones starts to develop.

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Baby's spinal cord, brain and fingers develop. Baby is about 1/2 inch.

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Toes are visible, eyelids form, elbows can bend , and baby is about 3/4 inches.

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Officially considered a fetus, teeth, and fingernails start forming.