But if introns do not code for protein, then why are they ubiquitous among eukaryotes yet absent in prokaryotes?
But if introns do not code for protein, then why are they ubiquitous among eukaryotes yet absent in prokaryotes?
既然插入子不具有蛋白质编码，为什麽又会在真核生物的基因组中处处可见，而原核生物却没有呢？