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1. Microbial Genetics The Operon:Regulation of bacterial gene expression 2. Controlling enzymes We know that… Bacterial cells carry out a huge number of chemical reactions…

Technology Gene regulation

1. Gene regulation 2. Necessity of Gene Regulation Unicellular organisms Depending on the needs of the body some genes have to be transcribed whereas the rest have to be…

Education Lac operon

1. Positive Control• Regulation of geneexpression by aregulatory proteincalled activatorprotein.• Activator protein –allows transcriptionNegative Control• Regulation…

Documents Higher Biology Genetic Control of Growth. 2 By the end of this lesson you should be able to:...

Slide 1Higher Biology Genetic Control of Growth Slide 2 2 By the end of this lesson you should be able to: Describe the Jacob-Monod hypothesis of gene action in bacteria.…

Technology Biology exam iv for dec 9-2013 monday [self quizzes] [all lecture notes]

1. Biology Exam IV Final: Monday, 12/9 75% new material 25% old 2. Self quizes • • • • •22 evolution 27 Bacteria 27 28 protist 31 fungi viruses 3. Viruses 4. Horizontal…

Documents Copyright © 2009 Pearson Education, Inc. Art and Photos in PowerPoint ® Concepts of Genetics Ninth...

Slide 1Copyright © 2009 Pearson Education, Inc. Art and Photos in PowerPoint ® Concepts of Genetics Ninth Edition Klug, Cummings, Spencer, Palladino Chapter 17 Regulation…

Documents Bacterial Genetics. Review Genome: genetic blueprint Gene: Most organisms-DNA Viruses –DNA or RNA.

Slide 1Bacterial Genetics Slide 2 Review Genome: genetic blueprint Gene: Most organisms-DNA Viruses –DNA or RNA Slide 3 Nucleic acids Nucleotides –Sugar –Phosphate…

Documents Gene Expression. Breaking Down the Definitions--Honors 1.Gene expression 2.Genome 3.Structural gene....

Slide 1 Gene Expression Slide 2 Breaking Down the Definitions--Honors 1.Gene expression 2.Genome 3.Structural gene 4.Operator 5.Operon 6.Lac operon 7.Repressor protein 8.Regulator…

Documents Lecture 3: Models of gene regulation. DNA Replication RNA Protein TranscriptionTranslation.

Slide 1 Lecture 3: Models of gene regulation Slide 2 DNA Replication RNA Protein TranscriptionTranslation Slide 3 Bacterial growth on sugars How does the cell know which…

Documents Scotty Merrell Department of Microbiology and Immunology B4140 [email protected] Regulation of Gene...

Slide 1 Scotty Merrell Department of Microbiology and Immunology B4140 [email protected] Regulation of Gene Expression I Slide 2 1.Why does the expression of genes need…