2. Once you recognize that this is a single replacement problem, determine whether the non-bonded element is a cation or anion. Then determine which element it will replace. Remember cations can only replace cations and anions can only replace anions.
If you haven't eaten for several hours and your blood sugar level drops, another hormone from your pancreas called glucagon signals your liver to break down the stored glycogen and release glucose back into your bloodstream.
Leukopenia, or a low white blood cell count, is the condition of having a decreased level of disease-fighting cells in your blood. But what causes low white cells in the blood? A healthy person has a normal white blood cell count of about 1,700 neutrophils per microliter of blood, according to the National Institutes of Health. A neutrophil is a white blood cell created in the bone marrow and residing in blood, NIH explains. When leukopenia occurs, we're at a higher risk for infection.