Across
- 8. a fertilized egg attaches itself to uterus
- 11. cells need water,oxygen,sugars to function.
- 13. Made by White Blood Cells
- 15. the tube through which an egg passes
- 17. midline of the chest
- 21. fight against bacteria not viruses
- 24. releasing an ovum into the fallopian tube
- 25. Largest artery in the body
- 26. upper chambers of the heart
- 28. Produce sperm and testosterone
- 30. An organism's physical appearance
- 32. carries oxygen IN red blood cells.
- 33. female gamete
- 34. male gamete, has a head, body and tail
Down
- 1. Blood cells that carry oxygen
- 2. Genetic makeup of an organism
- 3. the leg bone above the knee
- 4. Hip Bone
- 5. part of DNA that passes on family characteristics
- 6. can benefit us or cause infection
- 7. microscopic blood vessels
- 9. shoulder
- 10. Different forms of a gene.
- 12. allows embryo to be supplied with Mum's blood
- 14. An allele that dominates or masks the other allele.
- 16. carry blood AWAY from the heart
- 18. Having two different alleles
- 19. Hidden when a dominant allele is present.
- 20. Produces eggs and female hormones
- 22. An oval, bony case that protects the brain.
- 23. Having two identical alleles
- 27. tiny sac like structure in the lungs
- 29. An organism in the earliest stage of development
- 30. liquid part of blood
- 31. create clotting in blood