Examlex
The intensity of light an object emits or reflects corresponds to the amplitude of the light wave.
Testosterone Levels
The concentration of the hormone testosterone in the bloodstream, affecting physical development, sexual functions, and mood.
Brain Scans
Imaging techniques used to visualize the structure or function of the brain, including methods like MRI and fMRI.
Personality Traits
Enduring characteristics that describe an individual's consistent patterns of feeling, thinking, and behaving.
2D:4D Ratio
A physiological trait theorized to indicate exposure to certain hormones in the womb, measured by comparing the length of the index finger to the ring finger.
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