Glucagon acts mainly on which cells of the body?
ALiver cells
BLung cells
CLymph cells
DLens cells
Answer & Solution
Correct answer: A. Liver cells
1. Glucagon raises blood sugar when it falls too low.
2. It works by breaking down stored glycogen.
3. Glucagon acts mainly on the liver cells and stimulates glycogenolysis.
4. That results in increased blood sugar.
_Source: syllabus Biology, Ch 19 'Chemical Coordination and Integration'_
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