Tourists enjoy the scenery in Hongcun Village of Yixian County, Huangshan City, east China's Anhui Province, April 17, 2025. (Xinhua/Cai Xiangxin) Tourists enjoy the scenery in Hongcun Village of ...

Transcriptional regulatory elements are nucleotide sequences of a gene that are involved in regulation of genetic transcription. These include the promoter, plus response elements, activator and ...