Examlex
In tropical regions of the world, natural selection has favored lighter-skinned people.
Amygdala
A part of the brain's limbic system involved in emotion, particularly fear and pleasure.
Frontal Lobes
Lobes at the front of the brain’s cerebral cortex; they contain areas involved in short-term memory, higher-order thinking, initiative, social judgment, and (in the left lobe, typically) speech production.
Cerebral Cortex
is the outer layer of neural tissue of the cerebrum of the brain, playing a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.
Adrenal Glands
Small glands located on top of each kidney that produce a variety of hormones including adrenaline and cortisol, which help control heart rate, blood pressure, and other important bodily functions.
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