6032
Strains bearing the drs2 mutation process the 20S precursor of the mature 18S rRNA slowly and are deficient in 40S ribosomal subunits .
 GENE: drs2 mutation; GENE: 20S precursor; GENE: mature 18S rRNA; GENE: 40S ribosomal subunits
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: drs2 mutation, 20S precursor, mature 18S rRNA, 40S ribosomal subunits 
Answer:
 GENE: drs2 mutation; GENE: 20S precursor; GENE: mature 18S rRNA; GENE: 40S ribosomal subunits