Explain the Fundamental Differences in the Causes of PKU and Down

question 49

Essay

Explain the fundamental differences in the causes of PKU and Down syndrome in terms of the biological mechanisms.

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Definitions:

Conditioned Taste Aversions

A learned aversion to a particular food or drink because it has been associated with an unpleasant or nauseating experience.

Long-Term Spontaneous Recovery

A phenomenon in psychology where previously extinguished responses re-emerge after a period without exposure to the conditioned stimulus.

Fear-Producing Stimulus

An object, event, or situation that triggers a fear response, activating the fight-or-flight mechanism in the body.

Loud Noise

A sound that has a high volume level, often causing discomfort or damage to hearing over prolonged exposure.