"The pancreas underproduces insulin, and so insulin must be injected to regulate glucose levels" is true about diabetes.
Answer: Option D
Step-by-step explanation:
The disease which is caused by insufficient insulin production in pancreas or malabsorption is known as diabetes. Insulin is an hormone secreted by pancreas which regulates blood glucose level and this provide energy to the body by breaking down the molecules of glucose.
A chronic situation in which the pancreas produces little or no insulin, named as juvenile diabetes or insulin-dependent diabetes, but popular as Type-I diabetes while a form of diabetes which effect body due to high blood sugar level, insulin resistance and relative lack of insulin then called as adult-onset diabetes or Type-II diabetes.