<span>a regultate is to control or direct by a rule, principle, or method.</span>
Distance and period of time is the correct answer
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Answer:
Isotopes of an element are atoms of the same element that have different number of neutrons.
Explanation:
The solubility curve helps us to compare the solubility of difference substances at same temperature. It gives the idea that solubility changes with the temperature. The solubility curve helps us to predict which substance will crystalize out first from hot solution containing two or more solutes.
The liver cells produce proteins to avoid blood clotting. They also break down old or damaged blood cells.