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Across 4. A female egg cell very early in its development 9. Technique for conception of a human embryo (3 Words) 14. Racing mules produced from the same parents but grown, through embryo transplant (2 Words) 15. The human manipulation of the genetic material of a cell

Down 1. The process by which a woman is medically impregnated using semen from her husband or from a third-party donor (2 Words) 2. A person acting on behalf of another or a substitute, including a woman who gives birth to a baby of a mother who is unable to carry the child 3. Fundamental legal theory enumerated in the U.S. constitution (3 Words) 5. A term that is used to describe things which are in direct relation to one another 6. After death, continuing after death, following death, occurring after death, post mortem 7. To force, drive, or constrain 8. The time during which a female, who has conceived, carries the embryo or foetus in her uterus 10. Inability to conceive and/or bear children by natural means 11. Voluntary sexual relations between an individual who is married and someone who is not the individual's spouse 12. A woman's right to determine whether she will give birth 13. Having an unknown or unacknowledged name