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3 Cards in this Set
- Front
- Back
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Tell me about bacterial chromosomes |
- usually 1 chromosome - circular form - double stranded - bacteria = 5 million base pairs (bp) - humans = 50-245 million (bp) in each chromosome - nucleoid: compaction of DNA in the center of a cell |
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Tell me about Bacterial DNA |
Bacterial DNA is supercooled and organized. DNA binding proteins associated with winding DNA for compaction and organization. |
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What are plasmids? List their characteristics |
Plasmids are DNA elements outside of the chromosome. Characteristics: - circular form - extrachromosomal (not connected to chromosome) - replicate independently - 1-5% size of chromosome - contains 5-100 genes - non essential - can confer certain traits (antibiotic resistance, virulence, etc) |
