Task: Text Categorization
Input (English): Question: In protein biosynthesis, base pairing takes place during the translation process between: 
 Options:  <0> RNA and DNA <1> DNA and ribosomal RNA <2> Transfer RNA and ribosomal RNA <3> The messenger RNA and the transfer RNA. <4> 18S ribosomal RNA and 5S ribosomal RNA.
Output (English): chemistry