CELL STRUCTURES AND FUNCTION
BIO MOLECULES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Iodine is used to test for ____
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Monosaccharide
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Starch
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Proteins
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Lipids
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Explanation:
Detailed explanation-1: -In the presence of starch, iodine changes its color from brown to blue-black or purple. So, iodine can be used to test the presence of starch.
Detailed explanation-2: -Attributed to the prevalence of starch with iodine as an indicator, when leaves were treated with iodine, one gets convert to blue-black. The color of the opposite leaf converts into a reddish-brown color.
Detailed explanation-3: -The iodine blood test is useful in the diagnosis of iodine deficiency or excess, iodine-induced hyperthyroidism (overactive thyroid) and hypothyroidism (underactive thyroid), and autoimmune thyroid diseases such as Graves’ disease and Hashimoto’s thyroiditis, as well as monitoring exposure to iodine.
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