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By about 2 mya, which of the following was true?
Brain Areas
Specific regions within the brain responsible for different functions, such as perception, emotion, thought, and motor activities, contributing to the complex network of mental activity.
REM Sleep
A phase of sleep characterized by rapid eye movement and vivid dreaming, playing a key role in learning and memory.
Animals
Multicellular, eukaryotic organisms in the kingdom Animalia that are characterized by their ability to move, reproduce sexually, and consume organic material.
Sleep
A natural, periodic state of rest for the mind and body, characterized by altered consciousness and reduced responsiveness to external stimuli.
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