Answer :
Final answer:
Lipids, such as fats and oils, are a class of macromolecules that are nonpolar and hydrophobic.
Explanation:
Lipids are a class of macromolecules that are nonpolar and hydrophobic, including fats and oils. Major types of lipids include triglycerides, phospholipids, and steroids. Fats and oils, which are a stored form of energy, are part of the lipid group.
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