Answer the following question: Answer the following question given this paragraph: Laboratory testing has come to the local drug store or grocery store because of developments in chemistry. You can test your blood glucose using a simple portable device that runs a chemical test on the blood sample and tells you how much glucose is present, allowing a diabetic patient to regulate how much insulin to administer (chemistry is also used to produce the insulin and the disposable syringe that administers the drug). Q: Tests for levels of what in blood allow a diabetic patient to regulate how much insulin to administer? A:

Choose from:
(a). alcohol.
(b). chloride.
(c). protein.
(d). glucose.
Answer:
(d).