Heredity

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Across
  1. 4. When both alleles of a gene are the same
  2. 6. When both alleles of a gene are different
  3. 9. The passing of traits from parents to off-spring.
  4. 10. The change in the order of the bases in an organism's DNA.
  5. 12. Is an alternative form of a gene.
  6. 13. the study of genes and heredity
Down
  1. 1. Genetic make up of an organism
  2. 2. The physical characteristics displayed by an organism
  3. 3. DNA segments that serve as the key functional units in hereditary transmission.
  4. 5. This type of allele is only expressed if there are two recessive alleles present
  5. 7. This type of allele is always expressed if it is present.
  6. 8. Hereditary material that controls all the activities of a cell
  7. 11. A gene passed from parent to offspring