05 Bacterial Genetics
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Growth
![](https://photos.thisispiggy.com/file/wikiFiles/620F517B-174E-4606-AD58-BAD70B011003.jpg)
- put bacteria in flask, watch growth
- initial no bacteria, then exponential growth, plateau, loss
![](https://photos.thisispiggy.com/file/wikiFiles/0D5503E5-65B0-4007-A146-1B7F1E63E906.jpg)
- no growth. May be growing in size but not dividing
![](https://photos.thisispiggy.com/file/wikiFiles/AAAEDA30-D0F1-4B8C-B754-B50299BF3343.jpg)
- exponential, log
- antibiotics greatest effect
![](https://photos.thisispiggy.com/file/wikiFiles/C346B221-3C4D-486E-81D2-1EABC1DF0459.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/335AE866-624C-4080-BFF3-EF46C26DF1F9.jpg)
- dying from not enough nutrients
- death = growth
![](https://photos.thisispiggy.com/file/wikiFiles/FA80D323-F968-4382-928E-5850E197AF06.jpg)
Gene Transfer
![](https://photos.thisispiggy.com/file/wikiFiles/9179464A-2077-499B-846B-6D626C84950E.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/4BD56B19-2952-420B-9985-FEF332B3684D.jpg)
- DNA in environment or lab experiment
- micro labs: genes in culture media for replication
Conjugation
![](https://photos.thisispiggy.com/file/wikiFiles/1B067271-DDF8-492D-952E-48D2DC842ED5.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/9AA7DDA5-F0E7-491D-A6FF-3674DF97BBC1.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/7FB9C0C6-26E1-465D-AB73-B85B1DB7EE79.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/C09F032C-10DB-43AE-B43D-7DC17F6A3E49.jpg)
- DNAase degrade DNA freely in culture
![](https://photos.thisispiggy.com/file/wikiFiles/24A878C9-C7D2-4D5D-842A-4FAF9C791519.jpg)
- incorporate plasmids in DNA
- can transfer entire genome or partial genome to another bacteria without plasmid
![](https://photos.thisispiggy.com/file/wikiFiles/AEF029E0-5AE1-4F10-BFDD-A44DDE2B12A6.jpg)
- plasmid transferred and drags portion of bacteria with it
Transduction
![](https://photos.thisispiggy.com/file/wikiFiles/73E5A13D-426E-48EA-B3DF-891825C225DF.jpg)
Generalized
![](https://photos.thisispiggy.com/file/wikiFiles/6C20F4BE-6024-4415-9FDA-0E985BC2C0E2.jpg)
- DNA potentially incorporated
Specialized
![](https://photos.thisispiggy.com/file/wikiFiles/38CFC21E-16F0-4193-97A6-375DB18F4538.jpg)
- viral DNA live in bacterial genome for a while
Lytic
![](https://photos.thisispiggy.com/file/wikiFiles/88D61370-28AF-4054-AAF2-31246E12F47F.jpg)
- lytic: generalized transduction, lyses bacteria infected
- lysogenic: may later become lytic or just live inside bacteria
![](https://photos.thisispiggy.com/file/wikiFiles/A09CDAA3-A0F5-41AC-9253-DC20664F3F53.jpg)
Lysogenic
![](https://photos.thisispiggy.com/file/wikiFiles/CF0C68E4-A6F4-405D-9E90-EA40DB16817E.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/28BECD52-4CA1-470C-BEC5-1862B0530E35.jpg)
![](https://photos.thisispiggy.com/file/wikiFiles/8AA0DBA5-7159-460F-8D9D-68056B53F037.jpg)
Transposition
![](https://photos.thisispiggy.com/file/wikiFiles/DA55CDC5-FB67-4D19-8C7E-1EFB1E5106C1.jpg)
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