Vikings Led by Thor Heyerdahl Established Temporary Colonies in North

question 28

True/False

Vikings led by Thor Heyerdahl established temporary colonies in North America.

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Definitions:

Alpha Rhythm

A pattern of neural oscillations in the frequency range of 8–12 Hz detected in the brain's electrical activity, often associated with a state of relaxation.

Brain Emits

Refers to the various types of signals or substances released by the brain under different physiological conditions.

Bilaterally Symmetrical

Describes organisms with body structures that are mirror images on either side of a central axis, common in many animals, including humans.

Evolutionary Trend

A pattern or direction of evolution where a species undergoes gradual changes over time, often resulting in increased complexity or specialization.