Question

multiple choice question
in addition to storing lipids for energy metabolism, lipid droplets can also
carry membrane components and signaling molecules to different parts of the cell
store lipid - soluble drugs, such as certain antibiotics
act as the main sites of lipid synthesis in a cell
be used to export proteins out of the cell
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Explanation:

Lipid droplets can store lipid - soluble substances like certain antibiotics in addition to storing lipids for energy metabolism. They are not the main sites of lipid synthesis (endoplasmic reticulum is a major site), they don't export proteins, and they are not the main carriers of membrane components and signaling molecules to different parts of the cell.

Answer:

store lipid - soluble drugs, such as certain antibiotics