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Delvig [45]
3 years ago
13

Most strokes and heart attacks are caused by the abnormal clotting of blood in an unbroken vessel. moreover, a piece of the ____

______ (clot) may break loose and begin to travel in the bloodstream as a(n) __________.
Biology
1 answer:
Scilla [17]3 years ago
5 0
A piece of the vessel may break loose.
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