Across
- 4. always expressed with a capital letter
- 6. if both alleles are different
- 8. combonation of sperm and egg
- 12. hereditary unit
- 13. a family chart
- 14. sexual reproduction cell
- 16. when two or more genes influence a trait
- 17. a protein produced by the bodies immune system
- 18. rbc have B antigen
- 21. transmisson of traits from parent to offspring
- 22. a square diagram
- 23. an organism that has two different alleles for a trait
- 24. maker of theories
Down
- 1. the physical appearence
- 2. the genetic combination
- 3. part of dna that controls physical characteristics
- 5. if both alleles are the same
- 7. cell reproduction
- 9. always expressed with a lowercase letter
- 10. a toxin which causes a immune response
- 11. one of mendels laws
- 15. certain pattern how parents pass traits to offspring
- 17. each form of a gene
- 19. animal made from 2 of the same species
- 20. rbc have A antigen