Question

3) The lack of
hormone cause goitre​

Answer 1

Answer:

thyroid.

Explanation:

Iodine deficiency is the main cause of goiters. Iodine is essential to helping your thyroid produce thyroid hormones. When you don't have enough iodine, the thyroid works extra hard to make thyroid hormone, causing the gland to grow larger.

Answer 2

Answer:

Goiters have different causes, depending on their type. Simple goiters develop when the thyroid gland does not make enough hormones to meet the body's needs. The thyroid gland tries to make up for this shortage by growing larger