H2 Bio/Chem

Warning: this is not a substitute for practice papers. This blog focuses on H2 A level Bio and Chem (syllabus 9647 and 9648) Use with discretion.

Friday, August 15, 2014

Controlling strength of promoter in prokaryotes to regulate transcription

Strength of promoter is determined by how similar the -10 and -35 sequences are to the consensus sequences which are:

-10: 5' - TATAAT - 3'
-35: 5' - TTGACA - 3'

Stronger promoters have higher frequency of transcription.
Posted by kettlemeister at 11:34 PM
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Labels: subject:bio, topic:DNA and genomics, topic:transcription and translation

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