Enzymes used in PCR. Several types of thermostable DNA polymerases are available for use in PCR, providing a choice of enzymatic properties, see table DNA polymerases used in PCR. Taq DNA polymerase, isolated from the eubacterium Thermus aquaticus, is the most commonly used enzyme for standard end-point PCR.
Symbolic Frame. A collection of media artifacts that represent principles, components, and assumptions of the symbolic/cultural frame. Yes, academics and student achievement are important to any school. However, some school leaders believe that building a school culture is just as important.
Organizational framing is a theory in which the management of a business assesses its operation via multiple outlooks. The four commonly accepted business frames are structural, human resources, political and symbolic. By using various frames to analyze a business, management can best identify areas of ineffectiveness and inefficiency, and affect change. This concept reached acclaim after publication in the book Reframing Organizations: Artistry, Choice, and Leadership..