Modified bases - PowerPoint PPT Presentation

Exchange of Genetic Information

Exchange of Genetic Information. Mutations in Bacteria. Mutations arise in bacterial populations Induced Spontaneous Rare mutations are expressed Bacteria are haploid Rapid growth rate Selective advantage enriches for mutants Gene transfer occurs in bacteria.

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909 views • 33 slides

Post-transcriptional Processing

Post-transcriptional Processing. Processing Events in Prokaryotes vs Eukaryotes. Capping. RNA Stability 5'-5' linkage not recognized by RNAses Methylation of 2'OH prevents use of the hydroxyl by RNAses Translation efficiency CAP binding factor part of translation initiation – eIF4E.

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492 views • 17 slides

Bacteriophage

Bacteriophage. Bacteriophage (Phage). Definition - Obligate intracellular parasites that multiply inside bacteria by making use of some or all of the host biosynthetic machinery Significance Models for animal cell viruses Gene transfer in bacteria Medical applications

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986 views • 16 slides

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