What is the test-tube baby?
Test-tube baby is not really grow up in a test tube baby, but remove several eggs from the ovary in the laboratory with the man's sperm combine to form embryos, and then transfer the embryo to the uterus, so that the mother uterine implantation, and pregnancy.
Normal pregnancy requires a sperm and egg meet in the fallopian tubes, a combination of both, to form a fertilized egg, fertilized egg and then go back to the uterine cavity, to continue the pregnancy. Test-tube baby can be simply understood as the "test-tube baby" by the laboratory test tube instead of the function of the fallopian tube.
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