Transcription elongation is regulated at several different levels. including control by various accessory transcription elongation factors. A distinct group of these factors interacts with the RNA polymerase secondary channel. an opening at the enzyme surface that leads to its active center. https://xevrbccq376x7w.aioblogs.com/87842934/looking-at-ships-boats-and-canoes-urban-experiences-and-relationship-between-city-and-river-in-the-amazônia-ribeirinha-a-ver-navios-barcos-e-canoas-vivências-urbanas-e-relação-cidade-rio-na-amazônia-ribeirinha