What is the function of rna polymerase in protein synthesis?

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Where does the information about where each transcription factor binds originate?

How would you expect the mrna codons that code for the amino acids that make up hemoglobin to compare between humans