Genetics: The Scientific Study of Heredity

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Across
  1. 3. factors that control a trait
  2. 4. A change in a gene or chromosome
  3. 9. A condition in which neither of two alleles of a gene is dominant or recessive. Both alleles are expressed in an offspring
  4. 11. Having two different alleles for a particular gene
  5. 13. one whose trait always shows up when the allele is present
  6. 14. An organism's genetic makeup, or allele combinations
Down
  1. 1. hidden whenever the dominant allele is present
  2. 2. Having two identical alleles for a particular gene
  3. 5. a characteristic that an organism can pass on to its offspring through its genes
  4. 6. passing of physical characteristics from parents to offspring
  5. 7. the scientific study of heredity
  6. 8. Cell division that produces reproductive cells in sexually reproducing organisms
  7. 10. different forms of a gene
  8. 12. An organism's physical appearance, or visible traits.