The mini-prep silica column will preferentially bind deoxyribonucleotides. How is it that at the enc of our prep we're left with ONLY plasmid DNA and not a mix of plasmid & chromosomal DNA? The chromosomal DNA was precipitated during neutralization Bacterial chromosomes are methylated so don't stick to silica Chromosomal DNA is too large to bind to the column O We do, but the amount of chromosomal DNA is small enough to not matter too much

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A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.