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Questions with the keyword 'blood'
is it true that the colour of your blood is blue before its hits oxygen?
by
maciej
to
Caroline
,
John
Comments: (
So far, one comment
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if some one has kidney problems low blood pressure and in deep pian can scientists cure it
by
jakeleeds
to
Artem
,
Caroline
,
John
Comments: (
No comments so far
)