The Answer Would Be Pulling A Rope In A Tug-Of-War.
The liver makes sure that blood glucose levels remain steady. But when blood glucose levels fall, the pancreas secretes glucagon. Therefore the answer to your question in the pancreas.
Random sampling means that members of a 'population' have equal chances of being selected. To carry out this type of sampling, you will need to use a table of random numbers.
A serving of food that has 10 to 19 percent of a nutrient based on a 2000 calorie diet is considered to have a rather imbalanced nutrient portfolio. Although it is also questionable and true what nutrient we're talking about If we're on a high fat diet, having only 10 to 19 percent of carbs for that serving would be considered good.