Examlex
The construct of ______________ is based on the pigmentation of skin and other physical traits as well as geographic distribution of people.
Suprachiasmatic Nucleus
A region of the brain in the hypothalamus responsible for controlling circadian rhythms.
Retinal Proteins
A group of proteins in the retina that play a crucial role in vision by converting light into signals that can be interpreted by the brain.
Melatonin
A hormone produced by the pineal gland that regulates sleep-wake cycles, also known as the sleep hormone.
Neural Activation Theory
A theory suggesting that dreams are a result of the brain's attempt to make sense of neural activity during sleep.
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