Lipids

Lipids

Lipids Latest News

New research challenges the view that proteins are the only key to evolution, highlighting the importance of lipids.

About Lipids

  • Lipids are fatty, wax-like compounds that perform a variety of functions in your body. 
  • Lipids are a structurally and functionally diverse group of hydrocarbons. Hydrocarbons are chemical compounds that consist of carbon and hydrogen atoms.
  • Lipids are in your blood and throughout your body. They’re in every cell you have.
  • Lipids like cholesterol are part of your cell membranes. 
  • They give your cells structure and allow substances to go in and out of your cells.
  • They help with moving and storing energy, absorbing vitamins, and making hormones. 
  • Lipids are not soluble in water as they are non-polar but are thus soluble in non-polar solvents such as chloroform.
  • Lipids are found in higher quantities in fried foods, animal fats, and dairy products like cream, butter, and cheese.
  • Various lipids have different functions. These include:
    • Triglycerides transport and store energy.
    • Steroid hormones send messages in cells.
    • Bile salts from cholesterol help digest fat.
    • Fatty acids metabolize to create energy.
    • Phospholipids and cholesterol make biological membranes. Phospholipids are like gatekeepers that let some molecules into your cells but require others to come in with proteins.
  • Your body can produce the amount of lipids it needs. However, sometimes, it produces the wrong amount of lipids. This can cause:
    • Hyperlipidemia (high lipid levels).
    • Hypolipidemia (low lipid levels).
    • Hypercholesterolemia.
    • Atherosclerosis.
    • Coronary artery disease.
    • Hypertriglyceridemia.

Source: TH

Lipids FAQs

Q1: Are lipids made of fatty acids?

Ans: Yes, most lipids are made of fatty acids, but not all lipids are exclusively made of them.

Q2: Are lipids hydrophilic?

Ans: No, lipids are generally hydrophobic, meaning they are not soluble in water. 

Q3: What are examples of lipids?

Ans: Examples include fats, oils, waxes, certain vitamins, hormones, and components of cell membranes.

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