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SL/HL Topic D3.3 Homeostasis (id: 567461c64)

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admin 发表于 2025-2-1 14:45:02 | 显示全部楼层 |阅读模式
本题目来源于试卷: SL/HL Topic D3.3 Homeostasis,类别为 IB生物学

[问答题]
V. Suggest two reasons why la fwidn,jc8yd3-** u bodihoran; i: +ui:7qa.dy temperature is lower in the hours of rest and slen::7. drui; iqoah +iaep.




参考答案:
Lower rate of respiration at night.
Less muscle activity producing metabolic heat.
Circadian rhythm lowering body temperature/ Set point for temperature is lower during sleep.
Thyroxine (Hormone) levels lower at night giving a lower temperature/release of melatonin.



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