Chapter 4 Vocab Terms

4. The developing baby from about the 3rd week of pregnancy through the 8th week.
5. The liquid that surrounds and protects the developing baby
8. The developing baby from around the 8th or 9th week of pregnancy until birth.
9. A tube that connects the ovary to the uterus.
11. A tiny threadlike structure in the nucleus of every cell.
13. The male reproductive cell.
16. The complex molecule that makes up genes.
18. The complete blueprint for the creation of a person.
19. Carries a baby for another woman.
20. A unit that determines a human's inherited characteristics.

1. The inability of a man or woman to contribute to conception.
2. A medical procedure whereby an egg is fertilized by sperm in a test tube or elsewhere outside the body.
3. The process of the sperm fertilizing the ovum.
6. A long tube that connects the baby to the placenta.
7. The fertilized egg.
10. The organ in a woman's body in which a baby develops during pregnancy.
12. An egg cell.
14. A tissue that connnects the developing baby to the uterus.
15. This procedure is similar to in vitro fertilization, except an ovum has been donated by another woman.
17. The baby's development during a pregnancy.