It helps position RNA polymerase correctly at the promoter.
The top strand, which is drawn 5' to 3' and which contains the promoter sequences in the conventionally written orientation (such as the TATA box) and which has the same sequence as the new RNA...
DNA fingerprinting
radioactive or fluorescent-labeled rna or single stranded DNA pieces that are complementary to the gene of interests are called?
I believe that the result you get from reading the gel from the bottom up is called the anti-coding (or non-coding strand).