Explain this que.
Dear student,
Option 2 is correct.
The blood of Dog A has a low glucose level so it is hypoglycemic.
Then this blood of A is cross circulated in Dog B whose pancreatic artery is clamped , so when this new blood of A is mixed with existing blood of B so there will be total increase in glucose levels as there is no secretion of insulin through the pancreas of B to lower glucose levels.
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