If you mean where lipids come from, we get them from food like butter, oils, avocados, etc.
If you're asking how we absorb lipids, lipids get broken down into fatty acids and glycerol which are absorbed by the lymphatic system through lacteals in the villi of the small intestine.
Answer:
there are 4 major classes of biological macromolecules
Energy flows through a one-way stream.
Energy is transferred by organisms eating.
Answer:
B. The amount of sunlight
Explanation:
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