Genetics Vocabulary

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Across
  1. 3. Rod-shaped (twisted) strands of DNA that are located in the nucleus of the cell
  2. 5. The study of heredity
  3. 7. Nucleic acid that contains coded instructions for genetic traits which are passed on
  4. 8. Each form of a gene
  5. 9. A characteristic or feature
  6. 11. A unit located on a chromosome that determines a trait (small sections of DNA)
  7. 12. The actual gene combination (letters)
  8. 13. Controlled by genes and passed on from parents
  9. 15. NOT inherited; it results from the effects of the environment
Down
  1. 1. Both genes are DIFFERENT
  2. 2. The weaker trait (written in lower case) ONLY expressed when there are 2
  3. 4. Visible characteristics or feature
  4. 6. The passing of characteristics or features genetically from one generation to the next
  5. 10. The stronger trait (written in capital letters); ALWAYS expressed if present
  6. 14. Both genes are the SAME