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Ka Ka
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6 years ago
According to current research, sleep
 
  a. is totally controlled by dreams
  b. is controlled by a circadian process that determines when we wake up
  c. deprivation leads to severe mental health problems or death in humans
  d. is a state of complete relaxation
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CricooCricoo
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6 years ago
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Ka Author
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6 years ago
Helped a lot
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this is exactly what I needed
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This helped my grade so much Perfect
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