Genetics

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Across
  1. 3. The genetic make up of an organism
  2. 5. Someone who studies heredity
  3. 7. One of two versions of a gene
  4. 8. An organism that has two similar alleles for a particular trait
  5. 12. The study of heredity
  6. 13. Deoxyribonucleic acid, the molecule that carries genetic information
  7. 14. An organism that has two different alleles for a particular trait
  8. 15. The basic unit of heredity
Down
  1. 1. The observable characteristics that an organism shows
  2. 2. A change in the DNA's sequence
  3. 4. Ribonucleic acid, a nucleic acid present in all living cells
  4. 6. A specific characteristic of an individual
  5. 9. A trait that is only expressed when two copies of the allele are present
  6. 10. A trait that is expressed even when only one copy of the allele is present
  7. 11. The passing of genes to offspring