Across
- 4. A change in the sequence of nucleotides in a DNA molecule
- 7. Specific stretches of a DNA molecule
- 8. An organized picture of all of the chromosome pairs for an organism
- 9. A group of 3 nucleotides that help build proteins
- 10. The basic building block of a DNA molecule
- 13. A variation of a gene
Down
- 1. A short chain of amino acids
- 2. A single highly organized and structured piece of DNA
- 3. Any type of physical, chemical, or biologic factor that causes a mutation
- 5. Complex molecules that help an organism's body carry out the functions of survival
- 6. A specific observable characteristic of an organism
- 11. A sequence of nucleotides that contain the genetic code for growth and reproduction
- 12. A long chain of amino acids