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Observations from the Compton Gamma Ray Observatory showed that gamma-ray bursters were located throughout the sky. This told us that
Menstrual-Cycle Findings
Research outcomes or observations related to the physiological changes and symptoms experienced by women throughout their menstrual cycle.
Biological Clock
An internal mechanism that regulates physiological and behavioral functions in a rhythmic cycle, such as the sleep-wake cycle.
Circadian Rhythms
Biological processes that display an endogenous, entrainable oscillation of about 24 hours, influencing various physiological functions.
Hormone
A chemical substance produced in the body that controls and regulates the activity of certain cells or organs.
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