Week #21 Review Crossword

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Across
  1. 4. Having two different alleles for a particular gene
  2. 5. An organism’s physical appearance, or visible traits
  3. 8. Having two identical alleles for a particular gene
  4. 9. An organism’s genetic makeup, or allele combination
  5. 10. When more than one gene affects a trait
Down
  1. 1. When a dominant allele doesn't completely mask the recessive allele resulting in a blending of both alleles in the trait
  2. 2. The father of genetics
  3. 3. The 1st generation in a genetics experiment
  4. 6. Occurs when both alleles for a gene are expressed equally
  5. 7. When 3 or more possible alleles determine the trait