Lactose breakdown - PowerPoint PPT Presentation

Chapter 20

Chapter 20. DNA Technology and Genomics. Overview: Understanding and Manipulating Genomes. Sequencing of the human genome was largely completed by 2003 DNA sequencing has depended on advances in technology, starting with making recombinant DNA

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Oxidative Burst

Oxidative Burst. Doug Tischer. General Idea. Galactose oxidase. State 1. No signal. Catalase. Buffers the cell from any leaky GOase expression. State 2. Galactose oxidase. Signal. = H 2 O 2 = H 2 O = O 2. Catalase. (Bad cell). System Design. luxR. GOase. tetR. LuxR. katE+ssrA.

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Operons in Prokaryotes

Operons in Prokaryotes. Operons. Group of genes that are transcribed together They are turned ON or OFF as a unit to produce mRNA Promoter RNA polymerase binding site; begins transcription Operator Controls access of RNA polymerase to genes Genes

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