Across
- 1. Long strands of DNA that contain thousands of genes.
- 5. Traits that you can see, such as hair or eye color.
- 7. A branch of biology that studies heredity.
- 9. An organism that is the same as the organism it came from.
- 10. A process where a single cell divides twice.
- 12. An allele that the trait always shows up in the organism when the allele is there.
- 15. A molecule made up of amino acids.
- 17. Illnesses or disorders caused by abnormal genes.
- 18. What is a characteristic that is passed down through genetics called?
Down
- 2. An allele that is not shown when a dominant allele is there.
- 3. Alternative forms of a gene.
- 4. RNA in cytoplasm that carries an amino acid to the ribosome.
- 6. Structures found inside cells that help make proteins.
- 8. What is a change in a gene or chromosome called?
- 11. RNA that copies the coded message from DNA.
- 13. The genetic code of all organisms.
- 14. Passing on of characteristics from the parents to their children.
- 16. Genetic information codes on DNA for traits.