A hormone produced by the beta cells of the islets of Langerhans in the pancreas is called:

A) glucagon.
B) insulin.
C) melatonin.
D) calcitonin.


B
Explanation: A) Glucagon is produced by the alpha cells of the islets of Langerhans.
B) Correct.
C) Melatonin is produced by the pineal gland.
D) Calcitonin is produced by the thyroid gland.

Health & Biomechanics

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