why can uracil be used as a \clue\ to identify rna in a strand?\no because uracil is found in both dna and…

why can uracil be used as a \clue\ to identify rna in a strand?\no because uracil is found in both dna and rna.\no because uracil indicates a damaged dna strand.\no because uracil is always paired with thymine.\no because uracil is unique to rna.
Answer
Brief Explanations:
Uracil is a nitrogen - containing base. It is unique to RNA and replaces thymine which is found in DNA. So its presence can be used to identify RNA.
Answer:
Because uracil is unique to RNA.