bio 315 chapter 9

bio 315 chapter 9 - Chapter 09: Microbial Genetics: Focus...

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Chapter 09: Microbial Genetics: Focus on Bacterial Recombination Genetics and Microbiology Genetics studies genes! Genes are units of information made of DNA; they carry information about particular traits. They’re also the basis of heredity; copied and passed on to future generations Genetic processes are fundamentally similar in all organisms, from bacteria to people. DNA Structure DNA is a polymer of nucleotides, which come in four varieties: A G C T In nature, DNA is found as a double-helix, in which two anti-parallel strands are joined by hydrogen bonds between the bases (A-T, G-C combos). The Central Dogma of Molecular Bio Info flows from DNA to RNA to proteins DNA copies itself before cell division in a process called replication . DNA makes a mRNA copy of itself during the process of transcription . Messenger RNA directs the synthesis of a protein during translation . A gene holds the info necessary to build a particular protein!
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This note was uploaded on 04/07/2008 for the course BIO 315 taught by Professor Schmidt during the Spring '08 term at SUNY Stony Brook.

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bio 315 chapter 9 - Chapter 09: Microbial Genetics: Focus...

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