Examlex
Why do most sociologists claim that joblessness led African Americans to retreat from the institution of marriage?
Leptin
A hormone produced by fat cells that regulates energy balance by inhibiting hunger.
Arcuate Nucleus
A nucleus in the hypothalamus involved in the regulation of many physiological processes, including appetite and fertility.
Modulation
The process of varying a property of a waveform, such as its amplitude or frequency, to encode information.
Hypothalamus
A region of the brain below the thalamus that coordinates both the autonomic nervous system and the activity of the pituitary, controlling body temperature, thirst, hunger, and other homeostatic systems, and involved in sleep and emotional activity.
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