Answer: I’m not sure about my answer but I believe it’s because if our circulatory system Operates the same we might all be extinct for example say someone had low iron or have diabetes diabetes caused people to have low blood pressure if your not taking in enough sugar but you also don’t wanna take in to much and there’s this whole thing with ur insulin and the way Our body operates so if everyone bodies operated the same way there’s a chance we will all be dead
Explanation:
Some cancers
immune deficits
bone and joint problems
specific anemia's
certain kinds of stroke
arthritis
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It stands for positive 58