Replication lagging and leading strand - strand bias see https://www.youtube.com/watch?v=yqESR7E4b_8 at 1.40min.

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Presentation transcript:

Replication lagging and leading strand - strand bias see https://www.youtube.com/watch?v=yqESR7E4b_8 at 1.40min

Transcription

Transcription Bacteria Eukaryotes

RNA processing Intron types RNA can be the catalyst Simple illustration of a pre-mRNA, with introns (top). After the introns have been removed via splicing, the mature mRNA sequence is ready for translation (bottom). Intron types RNA can be the catalyst

The central dogma Why might this be wrong or incomplete

RNA enzymes:

Ribosome

Self-splicing introns

Group II intron

The RNA world concept What arguments support an “RNA world” preceding a two biopolymer world?

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