Paragraf tamamlamaSoru #8446
Complete the paragraph with the most appropriate option:
Sleep was long regarded by evolutionary biologists as an evolutionary paradox. While unconscious, an animal is vulnerable to predators and unable to forage, mate, or nurture its young. ---- Research indicates that during sleep, the brain's glymphatic system flushes out toxic metabolic waste products, including amyloid plaques linked to cognitive decline.
Sleep was long regarded by evolutionary biologists as an evolutionary paradox. While unconscious, an animal is vulnerable to predators and unable to forage, mate, or nurture its young. ---- Research indicates that during sleep, the brain's glymphatic system flushes out toxic metabolic waste products, including amyloid plaques linked to cognitive decline.
- A)Many animals in the wild sleep with one eye open to maintain vigilance against ambush.
- B)Yet virtually every animal species exhibits some form of slumber, proving its indispensable biological necessity.
- C)Sleep deprivation impairs executive decision-making and heightens emotional reactivity in humans.
- D)Dreams occur most vividly during rapid eye movement (REM) stages of sleep.
- E)Nocturnal predators have developed exceptional auditory senses to hunt slumbering prey.
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Doğru cevap: B) Yet virtually every animal species exhibits some form of slumber, proving its indispensable biological necessity.
Çözüm: Paragrafın başında uykunun evrimsel bir paradoks olduğu (hayvanları savunmasız bıraktığı), sonrasında ise uykunun beyindeki toksik atıkları temizlediği hayati rolü anlatılmıştır. B seçeneğindeki "Yet virtually every animal species exhibits some form of slumber, proving its indispensable biological necessity" zıtlığı kurup uykunun vazgeçilmezliğini vurgular.