Answer:
hydrophillic, a good source of stored energy and consisting primarily of carbon and hydrogen.
Explanation:
The hydrocarbons are macromolecules, one of the basic ones for living things . They are mainly made by carbon and hydrogen atoms, also could be some other elements like nitrogen or sulfur attached to them. Because of their chemical structure, they are soluble in water (hydrophilic) and since similar dissolves the similar, they are consider like polar substances.
The main function of them is to provide energy to the body.