BITC1311 Introduction to Biotechnology

Apr 26, 2006 · In theory, gene expression can be controlled at any stage in the path from DNA to RNA to protein. For example, there are stretches of regulatory DNA (e.g. promoters and enhancers) that act as switches to control the expression of nearby genes. The presence or absence of a particular protein(s) will turn the switch on or off. ................
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