Hi! I can help you out.
RNA polymerase binds to regions of DNA called promoters, which are "start" signals for transcription
Answer:
Mitosis produces genetically identical daughter cells.
If a cell was to undergo all the activities, eg cell division my mitosis, it results in growth. When we were still zygotes, cell division happened by mitosis resulting in the grown ups we are now. Over division results in growth of cancer cells. And if the body exercises, Lymphocytes are produced more, resulting in more of them circulating in blood preventing disease attacks
They need to be capable of making proteins in that area