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examreview3 - Control of gene expression o RNA editing o...

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Control of gene expression o RNA editing o Mutations o Lac operon o Inductive signaling o Genetic engineering Bacteria genetics Gene splicing Evolution o History o Hardy-Weinberg o Selection o Modes of evolutions Organisms DNA ----- RNA ----- Protein o TXN editing TLN o ATGATTAAATTT o UACUAAUUUAAA o 1) 5’ CAP o 2) 3’ poly-a tail o 3) splicing: keep exons in mRNA and take introns out Mutations o Change in DNA Chromosomal rearrangements Unequal crossing over deletion and insertion random events which compile over a long period of time Lac operon: controls the level of lactose o Operon: sequence of genes which operate together o Operator: responsible for operating the three genes o Promoter: promoting the operator o Regulator: regulatory gene o 3 genes: lactose utilization genes o Transcription Make 3 RNA RNA polymerase sits at the operator and reads the genes and makes the mRNA o Translation mRNA makes protein encodes proteins that eat lactose
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examreview3 - Control of gene expression o RNA editing o...

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