Reaction Formation: A defense mechanism, operating unconsciously, in which a person adopts affects, ideas, and behaviours that are the opposites of impulses harboured either consciously or unconsciously. For example, excessive moral zeal may be a reaction to strong but repressed asocial impulses.

 

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Reaction Formation: A defense mechanism, operating unconsciously, in which a person adopts affects, ideas, and behaviours that are the opposites of impulses harboured either consciously or unconsciously. For ex . . . View Full Definition

Polymerase Chain Reaction (PCR): A method of amplifying or copying DNA fragments that is faster than cloning. The fragments are combined with DNA polymerase, nucleotides, and other components to form a mixture in which the . . . View Full Definition

Pistol Formation: A hybrid version of the shotgun in which the quarterback lines up about 3 yards behind the center and the running back lines up directly behind the quarterback.

Personal Information Destination (PID): There are millions of pages of information on the web, but if you are looking for a specific item, there is only one page -- or very few -- that contains exactly the information you need. Th . . . View Full Definition

Oxidation Half Reaction: That part of a redox reaction that involves loss of electrons. In the oxidation half reaction, the oxidation number of one or more atoms within the reactants is increased.

Privacy (Information): The right to control the disclosure of personal information: often referred to as confidentiality, but more accurately might be called data protection. Many landowners, including farmers, ha . . . View Full Definition

Reaction: A decline in prices following an advance. Opposite of rally.

Reaction Rate: A reaction rate is the speed at which reactants are converted into products in a chemical reaction. The reaction rate is given as the instantaneous rate of change for any reactant or product . . . View Full Definition

Reaction Quotient: The product of the concentrations of the products, divided by the product of the concentrations of the reactants, for a chemical reaction which is not necessarily at equilibrium. For example . . . View Full Definition

Reaction Mechanism: A list of all elementary reactions that occur in the course of an overall chemical reaction.