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humans have what type of circulatory system?
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double loop quadruple loop single loop triple loop
@Jaynator495
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@marcelie
@HanaMalik
No idea
:D
uhh
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may i ask why have u come here than??
you tagged me
oh sry bought t hat @untaghana
u free
:D sry just in a hurry
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@KylieAurealis
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@Elsa213
no idea lool have you googled it
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no
lol nobody
Humans have closed circulatory systems. This means that blood is always enclosed in vessels and the heart while circulating throughout the body. Traveling through arteries and veins, blood carries important molecules throughout the body and is always confined.
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