GENETICS

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Across
  1. 3. light brown spots on the skin, dominant trait
  2. 5. A characteristic inherited by your relatives
  3. 7. a cell connected with sexual reproduction
  4. 8. outward expression of a trait
  5. 10. thread-shaped structures that contains genes
  6. 12. all the people who are the same age
  7. 14. disease that cause having extra fingers
  8. 15. an illness
  9. 16. the father of genetics
  10. 19. old hypothesis that explains heritage
Down
  1. 1. explanation of something based on know facts
  2. 2. different form of a gene
  3. 4. the child of a person or animal
  4. 6. a living thing, often a very small one
  5. 7. the scientific study of genes
  6. 9. genetic make-up of an organism
  7. 11. not express when the dominant trait is present
  8. 13. a quality or characteristic of a person
  9. 17. opposite form of recessive
  10. 18. section of a chromosome that codes a trait