<prompt> tRNA molecules vary in length from10-24 nucleotides24-46 nucleotides74-95 nucleotides96-120 nucleotides  <response>: tRNA molecules vary in length from 74 to 95 nucleotides, like many other RNAs, are also generated by nuclear processing of a precursor molecule.Ref: Harper;s Biochemistry; 30th edition; Chapter 34; Nucleic Acid Structure Function 