Answer:
Insulin is a harmone secreted by pancreas which is responsible for the control of sugar levels in the blood.
Step-by-step explanation:
When the blood has high levels of glucose, insulin send signals to the muscle in order to absorb glucose from the blood and stored it in the form glycogen and used this sugar when it is deficit in the blood. If insulin is not secreted or didn't perform its functions properly so various diseases like obesity and diabetes occurs and organs are also resistant to harmones which destroy equilibrium in the body.