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MOLB Chapter 8
Microbial Genetics
| Term | Definition |
|---|---|
| genes | segments of DNA that encode for a functional product |
| genome | all DNA of an organism including mitochondrial and chloroplast DNA |
| chromosomes | large structure of DNA that houses DNA |
| plasmid | small circular piece of extrachromosomal DNA that carry "accessory genes" |
| start codons | codons that initiate protein synthesis, AUG |
| codons | group of 3 base pairs that code for an amino acid UAA, UAG, UGA |
| stop/nonsense codons | signal the end of protein synthesis |
| Horizontal gene transfer | transfer of DNA between cells of the same generation |
| Vertical gene transfer | occurs during reproduction between generations of cells |