I need the answer for this question because i have homework for ADNOC
A but the only reason why companies are actually caring about the earth is so that they sell more product and seem like they are doing good for the environment but economically they’re worse
Definitely hypotonic. isotonic wouldn't change weight and hypertonic would lose weight.
Answer:
Sigma factors bind to the promoter region of a particular gene and facilitating the binding of RNA Polymerase to the promoter region (formation of the RNA polymerase holoenzyme complex) in order initiate transcription of the gene.
Put simply - Helps RNA Polymerase do it's job.