Across
- 3. A Step in the line of descent of a family
- 5. The basic unit of structure and function in living things
- 6. difference, variety; a condition of having many different types or forms
- 10. a limiting rule or circumstance; a restriction
- 12. a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes.
- 13. An organism that is genetically identical to the organism from which it was produced
- 16. An organism that has two identical alleles for a trait
- 17. deoxyribonucleic acid, a self-replicating material present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
- 19. distinct period or stage in a series of events or a process of change or development
- 21. Selective breeding of plants and animals to promote the occurrence of desirable traits in offspring
- 22. technology that includes the process of manipulating or altering the genetic material of a cell resulting in desirable functions or outcomes that would not occur naturally.
Down
- 1. Trait
- 2. The manipulation of living organisms or their components to produce useful products.
- 3. A segment of DNA on a chromosome that codes for a specific trait
- 4. An organism that has two different alleles for a trait
- 7. A characteristic trait is passed from parent to offspring.
- 8. Cell division that produces reproductive cells in sexually reproducing organisms
- 9. An organism's genetic makeup, or allele combinations.
- 11. The process in reproduction and growth by which a cell divides to form daughter cells
- 14. Passing of traits from parents to offspring
- 15. a trait that covers over, or dominates, another form of that trait.
- 18. The offspring of two plants or animals of different species or varieties
- 20. one of a number of different forms of a gene