Julia Crossword

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Across
  1. 3. the scientific study of heredity
  2. 5. both alleles for a trait are the same
  3. 7. an allele which is present but remains unexpressed
  4. 8. point on a chromosome that controls the trait
  5. 9. a change in the type or order of the bases in an organism's DNA (deletion, insertion, or substitution)
  6. 10. alternate forms of a gene/factor
Down
  1. 1. how an organism appears (physical traits)
  2. 2. the organism's alleles for a trait are different
  3. 4. an allele which is expressed
  4. 6. combination of alleles an organism has (genetic traits)