Genetics Crossword Puzzle

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Across
  1. 4. A trait that is only expressed when two copies are present in the genotype.
  2. 5. A diagram that shows the inheritance of a trait within a family.
  3. 10. Having two identical alleles for a particular gene.
  4. 11. The genetic makeup of an organism.
  5. 12. Engineering The manipulation of an organism's genes to produce desired traits.
  6. 14. A trait that is expressed when present in the genotype.
Down
  1. 1. A change in the DNA sequence that can lead to variations in traits.
  2. 2. One of the alternative forms of a gene.
  3. 3. A unit of heredity that is passed from parent to offspring.
  4. 5. The observable traits or characteristics of an organism.
  5. 6. A thread-like structure that carries genetic information.
  6. 7. Having two different alleles for a particular gene.
  7. 8. The process by which DNA is copied.
  8. 9. Square A diagram used to predict the possible outcomes of genetic cross.
  9. 13. Genetic material that carries instructions for traits.