Chapter 4 Vocab

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Across
  1. 4. a tissue that connects the developing baby to the uterus
  2. 7. the liquid that surrounds and protects the developing baby in the uterus
  3. 10. a long tube that connects the baby to the placenta
  4. 11. what the developing baby is called from about the 3rd week through the 8th week of pregnancy
  5. 12. the fertilized egg
  6. 13. the male cell
  7. 14. a unit that determines a human's inherited characteristics
  8. 15. the complete blueprint for the creation of a person
  9. 16. egg cell
  10. 17. the organ in a woman's body in which the baby develops
Down
  1. 1. the baby's development during a pregnancy
  2. 2. the inability to conceive a child
  3. 3. the complex molecules that make up genes
  4. 5. a tiny threadlike structure in the nucleus of every cell
  5. 6. the process of the sperm fertilizing the ovum
  6. 8. tube that connects the ovary to the uterus
  7. 9. a woman who becomes pregnant to have a baby for another woman