Body Crossword 1

1234567891011121314151617181920
Across
  1. 2. female gamete
  2. 6. can benefit us or cause infection
  3. 9. Different forms of a gene.
  4. 10. Largest artery in the body
  5. 12. An allele that dominates or masks the other allele.
  6. 13. the leg bone above the knee
  7. 14. Genetic makeup of an organism
  8. 15. tiny sac like structure in the lungs
  9. 17. Made by White Blood Cells
  10. 18. microscopic blood vessels
  11. 20. part of DNA that passes on family characteristics
Down
  1. 1. the tube through which an egg passes
  2. 2. An organism in the earliest stage of development
  3. 3. Having two different alleles
  4. 4. Having two identical alleles
  5. 5. carries oxygen IN red blood cells.
  6. 7. An oval, bony case that protects the brain.
  7. 8. shoulder
  8. 9. fight against bacteria not viruses
  9. 11. upper chambers of the heart
  10. 16. cells need water,oxygen,sugars to function.
  11. 19. carry blood AWAY from the heart