Lipids Quiz
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Questions and Answers

What is the main characteristic of lipids in terms of solubility?

  • Low solubility in both water and organic non-polar solvents
  • High solubility in both water and organic non-polar solvents
  • High solubility in water and low solubility in organic non-polar solvents
  • Low solubility in water and high solubility in organic non-polar solvents (correct)

What is the main function of triglycerides (TAG)?

  • Provide thermal insulation in the body
  • Serve as a storage form of energy in the body (correct)
  • Act as a chemical mediator or messenger
  • Act as building blocks for cell membranes

Which compounds are examples of lipids that are part of cell membranes?

  • Cholesterol and Prostaglandins
  • Triglycerides and Thromboxane
  • Phospholipids and Glycolipids (correct)
  • Vitamins and Hormones

What is the main function of cholesterol in the body?

<p>It has many precursors and serves as building blocks for derivatives (C)</p> Signup and view all the answers

What is the role of fat in providing protection to the body?

<p>Fat provides padding like a cushion to protect vital organs (B)</p> Signup and view all the answers

What is the main difference between lipids and proteins in terms of their macromolecular classification?

<p>Lipids are non-informational macromolecules, while proteins are informational macromolecules (D)</p> Signup and view all the answers

What is the main characteristic of lipids in terms of solubility?

<p>Low solubility in water and high solubility in organic non-polar solvents (D)</p> Signup and view all the answers

Which of the following is a function of lipids in the body?

<p>Serving as a storage form of energy (C)</p> Signup and view all the answers

What are the building blocks of lipids?

<p>Fatty acids (B)</p> Signup and view all the answers

Which compound serves as a chemical mediator or messenger in the body?

<p>Prostaglandins (B)</p> Signup and view all the answers

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