Dan's grandfather has a goiter.The goiter could be the resul of_____.
A)iodine deficiency but not iodine toxicity
B)either an iodine deficiency or iodine toxicity
C)either iodine deficiency or an enzyme imbalance
D)iodine toxicity but not iodine deficiency

Question

Quizplus · Accepted Answer

A goiter can be caused by both an iodine deficiency or an excess of iodine (iodine toxicity). An enzyme imbalance or other factors may also contribute, but iodine levels are the primary factor.

Dan's Grandfather Has a Goiter