Iodine solution is commonly used to test for starch. If starch is present in a substance (e.g. a leaf which undergone photosynthesis) then the iodien solution would turn blue black. If no starch is present then it remains as light brown.
The function of iodine is to keep good working of thyroid gland and the throat.
Iodine is required to produce thyroid hormones.Besides iodine Selenium is also required by the thyroid gland as major co-factors in its function to regulate metabolism.Zinc is required for the production of thyroid hormones.
Iodine
It depends on its application. Ingestion of iodine is necessary to maintain normal thyroid function.
first aid - it sterilizes
yes. for thyroid function.
Iodine
to suppress bacteria
Iodine
yes
iodine
Iodine.