# 2pilihanWhich type of lipid is crucial for forming biological membranes?TriglyceridesPhospholipidsSteroidsWaxes
# 3pilihanWhat characteristic allows lipids to store more energy per gram than carbohydrates?Hydrophobic natureDiverse structuresAmphipathic propertiesHigh energy content
# 4pilihanWhich of the following is a signaling molecule derived from fatty acids?CholesterolEicosanoidsGlycolipidsWaxes