genetics

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Across
  1. 2. a genetically identical copy of an organism
  2. 3. chemicals necessary for life
  3. 6. a person who expresses doubt
  4. 7. a hormone that sends a signal
  5. 9. a variant that is overridden by other genes
  6. 10. observable and expressed traits from genes
Down
  1. 1. transfer of pollen in plants
  2. 4. a fertilized egg
  3. 5. a branch of biology that studies genes
  4. 8. genetic transfer from parent to offspring