Vegetable oil is different from animal fat in that the phospholipids in vegetable oil have fatty acid tails that:

Vegetable oil isthe phospholipids in vegetable oil have fatty acid tails that ARE BEND.
Vegetable oil are made up of unsaturated fatty acids, which means that double bonds are present in the oil. The degree of unsaturation varies depending on the type of oil. The configuration for double bond is cis; this makes the phospholipid in the vegetable oil to have bent structure.

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