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.
Not the same as the poet; this is like a narrator. SYMBOL - a symbol has two levels of meaning, a literal level and a figurative level. Characters, objects, events and settings can all be symbolic in that they represent something else beyond themselves. SYNEDOCHE - the use of a part for the whole idea.