Across
- 2. fetal stage (8-10 weeks)
- 3. threadlike structure that contains protein
- 7. occupied by 1.5% of gene
- 8. deoxyribonucleic acid
- 9. cause only minor differences
- 12. portrays a person's chromosomes
- 13. more influential
- 16. a fertilized ovum
- 19. environmental influence
- 20. a long string of amino acids
Down
- 1. DNA molecules stores on a
- 4. cells cells that differentiate into specialized cell
- 5. additive gene
- 6. inability to conceive children
- 10. individual that carries
- 11. trait expressed when organism has two recessive cells
- 14. influence of genes
- 15. genes that have base pairs that are different
- 17. genetic constitution of a single organism
- 18. influenced by many factors