Answer:
Insulin Basics: How Insulin Helps Control Blood Glucose Levels. Insulin and glucagon are hormones secreted by islet cells within the pancreas. They are both secreted in response to blood sugar levels, but in opposite fashion! Insulin is normally secreted by the beta cells (a type of islet cell) of the pancreas.
Answer:
D. They are airborne
Hope it helps u! :)
There are numerous answers: muscle fatigue, muscle pain, SOB, etc.
