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gracweeb gracweeb
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6 years ago
An astronaut orbiting earth experiences 45-minute periods of daylight alternating with 45-minutes periods of darkness. What is likely to happen?
 
  a. The alternating patterns allow for normal rhythm development.
   b. They are fully alert during wakeful periods.
  c. They are able to sleep during rest periods.
  d. They sleep poorly during rest periods.
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sydifer34sydifer34
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6 years ago
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