L17 chapter 16

L17 chapter 16 - Genetics Bio 2306.04 Ch 16: Control of...

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1 Genetics Bio 2306.04 Ch 16:  Control of Gene Expression in  Prokaryotes
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2 Gene Regulation Control of gene expression Environmental induction of gene expression E. coli  uses what is present within the gut, and  makes what is not present.  (Energy efficient) Tissue-specific gene expression all cells have the same genetic information must specialize depending on the tissue
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Levels of Gene Regulation common Why? why waste energy going through next steps if the protein will not be made
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4 Structural genes : encode proteins used in  cell metabolism or structure Regulatory genes : encode proteins that  regulate transcription/translation Regulatory elements : sequences not  transcribed, but involved in regulation of  other sequences
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5 Bacterial Gene Regulation Most gene regulation at transcription Operon: unit of transcriptional control set of structural genes and sequences that  regulate expression 
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This note was uploaded on 04/29/2008 for the course BIO 2306 taught by Professor Durhkopf during the Spring '08 term at Baylor.

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L17 chapter 16 - Genetics Bio 2306.04 Ch 16: Control of...

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