sentences:  It does not have a dolipore or parenthesome as the Agaricomycotina do.5S rRNA
  
  In 1985 Gottschalk and Blanz did a study about the 5s ribosomal RNA and distinguished two types of structures in the Basidiomycota.These two types was named the type A secondary structure and the type B secondary structure of the 5S rRNA.