NEET Zoology Question (2026) — Solution

Step-by-step solution

The pancreas contains Islets of Langerhans, which have two main types of cells: -cells and -cells. The -cells secrete the hormone glucagon, which increases blood glucose levels by stimulating glycogenolysis. The -cells secrete the hormone insulin, which decreases blood glucose levels. Therefore, the statement that -cells secrete insulin is incorrect. Answer: -cells of pancreas secrete insulin