It is when we are closes to the sun
Kingdom
Organisms that belong to the same class must belong to the same animal
kingdom
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Answer:
An important example of negative feedback is the control of blood sugar. After a meal, the small intestine absorbs glucose from digested food. Blood glucose levels rise. Increased blood glucose levels stimulate beta cells in the pancreas to produce insulin.
Answer:
it's called the threshold potential.
Explanation:
it triggers the nerve impulse, or action potential
