NewzA study conducted by the Centre for Genomic Regulation (CRG) in Barcelona has determined that the cellular signals responsible for gene activation have remained conserved throughout millions of years of evolution. While these activation mechanisms are consistent across different species, the signals that trigger gene silencing show significant variation between different branches of life.
These findings highlight a fundamental evolutionary divergence in how organisms regulate their genetic expression. By identifying that gene deactivation mechanisms evolve more rapidly or diversely than activation processes, the research provides new insights into the complex regulatory landscapes that distinguish various species.
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