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Polymerase Chain Reaction, or PCR, Is Performed with Thermostable DNA

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Essay

Polymerase chain reaction, or PCR, is performed with thermostable DNA polymerase enzymes isolated from thermophilic bacteria like Thermus aquaticus. Speculate on why these enzymes do not denature at higher temperatures, as would polymerases isolated from nonthermophiles like humans.


Definitions:

Free Association

A psychoanalytic technique where the patient verbalizes thoughts as they come, without censorship or filtering, to uncover unconscious desires and conflicts.

Systematic Desensitization

A therapeutic method used to gradually reduce fear, anxiety, or phobias through the gradual exposure to the feared object or context.

Test Anxiety

A condition characterized by severe stress and anxiety before or during exams.

Behavioral Aspects

Refers to the observable actions and reactions of organisms, often studied in psychology to understand how individuals interact with their environment and others.

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