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Q . Go through the following statements.
1. Blood cannot get from an artery into vein without passing through at least on capillary bed.
2 . Blood cannot flow from point A to point B in a vessel unless the pressure is higher at A than B .
3 . Blood capillaries has no muscles.
4. Glucose is carried from digestive tract to liver by hepatic portal vein.
how many of above statements are correct?
Answers
Answered by
1
Answer:
just 3 is right
Explanation:
Answered by
2
Explanation:
3 of 4 options are right
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