That such coupling is not an incidental consequence of the absence of a spatial barrier is underscored by the phenomenon of nonsense polarity in bacteria, first identified in the lac and trp operons of Escherichia coli nearly 40 years ago (;).everal co-transcriptional activities involving RNA as the substrate serve to prevent the occurrence of R-loops, and the coupling of transcription to translation in the bacteria may be seen as a special instance of such a co-transcriptional activity.
An import is a good brought into a jurisdiction, especially across a national border, from an external source. The party bringing in the good is called an importer.[1][2] An import in the receiving country is an export from the sending country.
AAA |. In international trade, the export by a country or company of a product at a price that is lower in the foreign market than the price charged in the domestic market.umping is legal under World Trade Organization rules unless the foreign country can reliably show the negative effects of the exporting firm on the domestic producers. In order to counter dumping, most nations use tariffs and quotas to protect their domestic industry from the negative effects of predatory pricing.