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Conception
The sperm and egg unite after sexual intercourse. During the conception the sperm travels to egg in fallopian tube. -
Period: to
Period of the zygote
Last from conception until fertilized egg is implanted in mother's uterus. -
Period: to
period of the embryo
an unborn or unhatched offspring in the process of development. -
Period: to
period of the fetus
lasts from the end of month two of pregnancy until birth
from end of two months of pregnancy until birth. -
Trimester 1
Changes in the baby are spinal cord and brain developes. -
trimester 2
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trimester 3
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Birth date
This is the birth date . After nine months a healthy baby is born.