B. It converts glucose into energy.
C. It controls the way your body uses calcium.
D. It effectively rehydrates the system
Answer:
C.
Explanation:
Vitamin D is a molecule that is essential in the transport of the Calcium to the bones, it can be obtained from direct contact with the sun or can be obtained directly from the diet. Besides transporting the Calcium to the bones, also participates in regulation of calcium and fosfate in the kidneys and intestine promoting the calcium reabsortion at renal level and calcium absortion at intestinal level. Also modulates the inmune system, promoting the maturation of monocytes to macrophages, improving the inmune response.
(2) an isotope (4) a compound
Any substance composed of two or more elements that are chemically combined in a fixed proportion is known as a Compound. Thus, it's D.
Elements may be defined as any substance that cannot be disintegrated into more superficial substances by standard chemical processes.
In chemistry, an isomer may be defined as those molecules which the same molecular formulas, but different arrangements of atoms.
An Isotope may be defined as an atom that bears the same atomic number and chemical identities but possesses a different atomic mass.
A solution may be defined as a homogeneous mixture of one or more solutes disbanded in a specific solvent.
Therefore, the correct option for this question is D.
To learn more about Compounds, refer to the link:
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Answer:
The mole, symbol mol, is the SI unit of amount of substance.
Explanation:
Answer:
Endothermic, because heat is absorbed.
Explanation: