Across
- 2. from one parent
- 4. from two parents
- 5. The first rank of classification
- 8. back bone or spinal column
- 9. specialized structures within a living cell.
- 10. Repeating units that make up the DNA helix
- 14. substance that helps photosynthesis work in the cell
- 15. Chromosomes that are mircoscopic, threadlike strands composed of chemical bonds
- 16. Humans are this type of organism
- 18. Eats both meat and plants
- 20. particle that consists of RNA
Down
- 1. having cells with nuclei structures
- 3. The study of heredity
- 6. The genetic constitution of an individual organism
- 7. The production of offspring by a sexual or asexual process
- 11. In 1953, established DNA structure
- 12. The chemical processes that occur within a living organism in order to maintain life.
- 13. Base of a purine
- 17. Process in which animals develop over a period of time
- 19. genetic information transfered through genetics