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what type of this question
Exercise helps move blood and nutrients throughout your body so, it is very true.
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Because providing first aid is an half to half situation were if the person who provides the assistance do properly of if it is successful then is Fine/Good but when thats person go wrong on proving first aid, it might damage or hurt the person who you treating so maybe it is going to ruin your name and reputation
Stress might be caused by anything like not sleeping very well or/and not digesting your food that you eat correctly stress is a complecated thing Well hope it helps
If the cell membrane did not allow nutrients to pass through, the nucleus would be unable to send out instructions. Additionally, the mitochondria is the powerhouse of the cell.