genetics

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Across
  1. 2. The basic unit of heredity passed from parent to child.
  2. 3. Traits can be determined by genes
  3. 5. sperm and ova.
  4. 7. something you nedd 46 of
Down
  1. 1. an observible trait
  2. 4. ne of two or more versions of DNA sequence
  3. 6. more powerful or stronger
  4. 8. male reproductive cells that originate in the testicles