1. Single type of catalytic subunit (dnaE) used in replication of ... 'Ice-skating' Interactions with DNA via water molecules. Replication of E. coli chromosome ...
Lac repressor inhibits transcription by DNA looping ... The lambda repressor binding overlaps a weak -35 region of the PR promoter. The repressor binds to the ...
Mismatch persists only until next replication, one copy is permanently mutated. ... 5. Ligation: ligase seals the nick. Fig. 14.27. Excision-repair systems in E. coli ...
Plasmid incompatibility is connected to the regulation of copy number and ... there is no free end; linear mitochondrial DNA of Paramecium crosslinks the ends. ...
Announcement: part-time dishwasher position available in the Medical School; ... Cro magnum. Chrome magnum. 500,000 yrs ago brain size increased significantly. ...