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.
C, because it protects the cell from the outside environment
They must preform photosynthesis so they can acquire energy and nutrition.
The electrical charge is negative
Answer:
C. Both parents
Explanation:
I am not going to explain in full detail but basically the offspring needs something from the mom and the dad to live