Answer:
Ion
Explanation:
An Ion is exactly as stated it bears either a positive or negative charge.
Hypercalcemia is a condition in which the calcium<span> level in your blood is above normal. </span>Too much calcium<span> in your blood can weaken your bones, create kidney stones, and interfere with the way your heart and brain works. Hypercalcemia most commonly results from overactive parathyroid glands.</span>
Answer:
Proton and neutron.
Explanation:
The atoms consists of three sub atomic particles - proton electron, and neutron. The proton and neutron are present inside the nucleus and electrons revolve around the nucleus.
The number of proton is equal to the number of electron in the neutral stage of atom. The atomic mass of an element can be calculated by the sum of number of neutrons and the number of protons. Hence, the subatomic particle - proton and neutron contribute to the mass of hydrogen.
Thus, the correct answer is option (b) and (d).
To reduce erosion and to get rid of pesticides on farms
They allow these bacterias to move.