PPT-3.B.1 Gene Regulation Gene regulation results in differential gene expression, leading

Draw 8 boxes on your paper Gene regulation accounts for some of the phenotypic differences between organisms with similar genes 20052006 Gene regulation in bacteria Control of gene expression enables individual bacteria to adjust their metabolism to environmental change. of gene expression. . References:. . Stryer. : “Biochemistry”, 5. th. Ed.. Hames. & Hooper: “Instant Notes in Biochemistry”, 2. nd. Ed.. 1. Basic principles of gene control. What is gene expression?. What does the operon model attempt to explain?. the coordinated control of gene expression . in bacteria. bacterial resistance to antibiotics. how genes move between homologous regions of DNA. the mechanism of viral attachment to a host cell. Gene Expression Group. 7/14/11. 2011 National Academies Northstar Institute for Undergraduate Education in Biology . Outline. Context. Review: Clicker Questions. Cell Differences (Think-Pair-Share). Regulation of Gene Expression (Mini-Lecture). Pre-transcriptional regulation. chromatin compaction . eg. . deacetylation. , . methylation. transcriptional initiation . ie. transcription factors to activate or repress. alternative promoters =. Outline. Objective. Mechanism. K. inase cascades and Phosphorylation/. dephosphorylation. . General. Learning/LTP. Synaptic strengthening. Control of gene expression. Transcription factors. Epigenetics. Anablep. . anablep. . with its “4 eyes”. Upper half of lids look aerially while the lower half looks into the water.. Cells of the two parts of the eye exhibit differential gene expression. Individual bacteria respond to environmental change by regulating their gene expression. CSCOPE. Unit: 08 Lesson: 01. There are hundreds of different types of cells in your body, and each type has a unique function. We’re going to compare some different types of cells to see how much they have in common. . How do we regulate the expression of our genes? . Involved in gene expression. DNA regulatory sequences. Regulatory genes. Small regulatory proteins (. RNAs. ). Regulatory sequences. Stretches of DNA that interact with regulatory proteins to control transcription.. The cerebellum is the region of the brain that coordinates motor control, and many human neural disorders impact the cerebellum.. Several spontaneous mouse mutants with motor defects have been found, including:. (Chapter 9). Presented by Dr. Laurie M. Erickson. Chair of the Department of Health Sciences. Blitstein Institute of Hebrew Theological College. Chicago, IL, USA.. Gene Expression can be Regulated.. Gene expression: . Definition:. Anything genetic above and beyond the . sequence. of nucleotides. Importance:. Everything. , especially development and genetic. responses to the environment.. Examples of Epigenesis:. 1) Development: tissue differentiation and timing. Controlling gene expression is often accomplished by controlling transcription initiation.. Regulatory proteins . bind to DNA to either block or stimulate transcription, depending on how they interact with RNA polymerase.. Regulating . PROKARYOTIC. Gene Expression. Both prokaryotes and eukaryotes . alter their patterns of gene expression . in . response to changes in environmental conditions. .. During development, gene expression must be carefully regulated to ensure that the right genes are expressed only at the correct time and in the correct place.. AP Bio – Ch. 16-21. Unit 6 – Overview. Ch. 16 – The Molecular Basis of Inheritance (DNA). Ch. 17 – Gene Expression: From Gene to Protein. Ch. 18 – Regulation of Gene Expression. Ch. . 19 . – .