Fat cells of fatty tissue are rich in lipids, lipids are also contained in the cell wall of all types of cells of all types of tissue, more phospholipids are found in the cells of the nervous tissue (neurocytes). The concentration of lipids in the seeds of some plants, such as sunflower, flax, and peanuts, is high. And in certain plant species, lipids are found in large quantities in fruits. The fruits of the tropical avocado plant are especially rich in fats.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.