#polymerase  an enzyme that catalyzes the formation of DNA and RNA from an existing strand of DNA or RNA
  supertype:  enzyme  any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
  subtype:  transcriptase  a polymerase associated with the process of transcription
  subtype:  reverse_transcriptase__reversetranscriptase  a polymerase that catalyzes the formation of DNA using RNA as a template; found especially in retroviruses

No statement uses or specializes polymerase; click here to add one.