Genetics crossword puzzle

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Across
  1. 3. Females have 2 of these while males only have 1
  2. 7. Two different alleles
  3. 8. The physical expression of a genes ratio
Down
  1. 1. The ratio of the outcomes of genes
  2. 2. An individuals complete set of chromosomes
  3. 4. A square diagram used to predict the outcomes of particular genes
  4. 5. Two identical alleles
  5. 6. The pairs of genes we get from our parents (1 from dad and 1 from mom)