alleryThe hormone that controls the level of sugar in blood by promoting glucose uptake by cells is:
AInsulin
BGlucagon
CThyroxine
DAdrenaline
Answer & Solution
Correct answer: A. Insulin
1. Insulin (from pancreas) makes muscle, liver, fat cells take up glucose, LOWERING blood sugar.
2. Glucagon does the OPPOSITE (releases glucose from liver glycogen).
3. Type-1 diabetes: no insulin produced; Type-2: cells resist insulin.
_Source: syllabus Science Ch 6 §6.2 Hormones_
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