What are the two main factors that drive sleep?

Understanding Sleep and DNA Repair

Interactive Video
•
Biology, Science
•
9th - 12th Grade
•
Hard

Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Light exposure and melatonin levels
Neuronal activity and brain waves
DNA repair and cell regeneration
Circadian rhythm and homeostatic sleep pressure
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What hypothesis did scientists in Israel propose regarding sleep pressure?
Sleep pressure is unrelated to DNA damage.
Sleep pressure is caused by increased brain activity.
DNA damage in neurons increases sleep pressure.
Sleep pressure is solely determined by circadian rhythms.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why were zebrafish larvae used in the sleep study?
They are easier to observe than other animals.
They have a unique DNA structure.
They have a similar sleep pattern to humans.
They do not require sleep.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role does the protein PARP-1 play in sleep regulation?
It promotes wakefulness.
It regulates circadian rhythms.
It detects DNA damage and initiates repair.
It suppresses neuronal activity.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to zebrafish when PARP-1 levels are increased?
They sleep more.
They become more active.
They sleep less.
Their DNA damage increases.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was observed when PARP-1 was blocked in zebrafish?
Their sleep patterns remained unchanged.
They slept more during the day.
They slept less during the night.
Their DNA damage decreased.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What potential areas could benefit from understanding the role of DNA damage in sleep?
Respiratory illnesses
Digestive disorders
Cardiovascular health
Neurodegenerative diseases and aging
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