information transfer in eukaryotes.真核生物的信息传递 Nucleus Gene A- Exon 1 Intron 1 Exon 2 Intron 2 Exon 3 DNA Transcription Exon 1 Intron 1 Exon 2 Intron 2 Exon 3 Primary RNA Occurs in transcript RNA processing nucleus Cap and Noncoding regions tail added Introns (introns)are removed Mature AAAAA from the primary mRNA mRNA Transport to Cap before translation.The the cytoplasm mRNAs of eukaryotes are mRNA AAAAA Translation Occurs in almost always cytoplasm Poly(A)tail monocistronic.单顺反子 Protein A 2012 Pearson Education.Ine.information transfer in eukaryotes. 真核生物的信息传递 Noncoding regions (introns) are removed from the primary mRNA before translation. The mRNAs of eukaryotes are almost always monocistronic单顺反子