Plasmids 101: Positive and Negative Selection for Plasmid Cloning
Type
Blog Post
...synthetize all compounds needed for growth, or auxotrophy, the inability to synthesize a compound needed to...an essential amino acid), and a plasmid that complements the auxotrophy (i.e., synthesizes the critical...yeast prototrophy kit containing 23 plasmids to complement auxotrophy.
Negative selection: Cells that have...