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The first x-ray telescope capable of forming images of x-ray source was called:
Suprachiasmatic Nucleus
A region in the brain, located in the hypothalamus, responsible for controlling circadian rhythms.
Biological Clock
An internal mechanism that regulates physiological processes on a roughly 24-hour cycle, influencing sleep, behavior, and metabolism.
Cataplexy
A sudden, brief loss of voluntary muscle tone triggered by strong emotions, often associated with narcolepsy.
Symptom
A physical or mental feature that indicates a condition or disease.
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