10 Questions
Which of the following statements about lipids is NOT true?
All lipids are polymers that can be broken down into smaller subunits.
What is the primary function of true (neutral) fats in the human body?
To serve as energy storage molecules.
Which of the following statements about the structure of true (neutral) fats is correct?
They are formed by dehydration synthesis between glycerol and fatty acids.
What is the main difference between saturated and unsaturated fats?
Saturated fats have as much hydrogen as possible, while unsaturated fats have fewer hydrogen atoms.
What is the primary structural difference between triglycerides, diglycerides, and monoglycerides?
The number of fatty acid chains they contain.
Which of the following is NOT a common function of fat deposits around organs like the eyes, kidneys, and heart?
Facilitating the transport of fat-soluble vitamins.
What is the primary factor that determines the polarity of a lipid molecule?
The presence and amount of oxygen atoms in the molecule.
Which of the following statements about the energy content of lipids and carbohydrates is correct?
Lipids have twice the energy content of carbohydrates per gram.
Which of the following molecules is NOT a component of a true (neutral) fat?
Phosphate groups
Which of the following statements about the physical properties of lipids is correct?
Saturated fats are solids at room temperature, while unsaturated fats are liquids.
Explore the unique properties of carbon as the central atom in organic molecules. Learn how carbon can form long chains or rings, has four bonding sites, and can bond with various types of atoms in different ways.
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