Genetics

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Across
  1. 2. physical trait
  2. 3. building blocks in our cells that determine our traits.
  3. 5. genes that have a stronger influence over other genes
  4. 7. the study of how traits are passed down from parents to offspring.
Down
  1. 1. hair color is an example
  2. 4. small change in DNA
  3. 5. deoxyribonucleic acid
  4. 6. the cell organelle that contains the genetic material