Genetics

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Across
  1. 4. a section of DNA that controls a particular trait
  2. 5. a physical characteristic of an organism
  3. 6. BB, bb, HH or hh
  4. 7. wrinkled or round for pea seed shape
  5. 9. allele that is only expressed when homozygous
  6. 10. place where genes are found on a chromosome
Down
  1. 1. different forms of the same gene
  2. 2. allele that is always expressed
  3. 3. RR, Rr or rr for pea seed shape
  4. 6. Bb or Hh
  5. 8. this man is considered the father of genetics