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Goiter is caused by ______

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in Biology – Class 11 by (272k points)
Goiter is caused by ______

(a) deficiency of calcium

(b) surplus of iodine

(c) deficiency of iodine

(d) surplus of calcium

This question was posed to me in homework.

This key question is from Chemical Control and Coordination in portion Chemical Control and Coordination of Biology – Class 11

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The correct answer is (c) deficiency of iodine

The explanation: Goiter is caused due to the deficiency of iodine in the diet. The element iodine is important for the proper functioning of the thyroid gland and its deficiency leads to the enlargement of the gland.

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