Across
- 3. Describes a disease that spreads to many people quickly and affects a large proportion of the population.
- 6. Molecules produced by microorganisms that kill or limit the growth of other microorganisms
- 10. making multiple identical copies of a DNA sequence.
- 11. The process by which modern organisms have descended from ancient organisms.
- 12. English naturalist who established that all species of life have descended over time from common ancestors.
- 13. A family tree showing genetic history.
- 15. A molecule found in the nucleus of a cell which codes for an individual's genetic make-up.
Down
- 1. Diploid cell made from fusion of male and female gametes.
- 2. One kind of organism.
- 4. Physical appearance of an organism.
- 5. An unborn or unhatched offspring in the process of development.
- 7. A branch of medicine dealing with disorders of the nervous system.
- 8. Thread-like structures bearing genes that are found in the nucleus of a cell.
- 9. A permanent change in the DNA base sequence.
- 14. A section of DNA that codes for an amino acid sequence.