17 Questions
What is the characteristic of triacylglycerols that makes them a superior source of energy?
Yielding more than twice as much energy per gram than carbohydrates
What is the primary function of waxes in nature?
Providing water impermeable coatings
What is the characteristic of oils that makes them useful for cooking?
Being a mixture of fatty acids and other lipid-type molecules
What is the function of phospholipids in cells?
Maintaining membrane structure
What type of lipids are typically found in cell membranes?
Phospholipids
What is the characteristic of amphipathic molecules?
Having both hydrophobic and hydrophilic regions
What is the function of glycosphingolipids in cells?
Modified phospholipids with a carbohydrate attached
What is the characteristic of fatty acids in oils?
Being a mixture of saturated and unsaturated
What is the characteristic of sphingolipids in cells?
Being composed of sphingosine and fatty acids
What is the characteristic of fatty acid composition in oils that makes them useful for cooking?
They are non-polar and hydrophobic
What is the function of phosphatidylcholine in the body?
It is a component of phospholipids involved in membrane structure and cell signalling
What is the role of glycosphingolipids in cell membranes?
They are involved in cell signalling and membrane structure
What is the characteristic of fatty acids in triacylglycerols that makes them a superior source of energy?
They yield more than twice as much energy per gram than carbohydrates
How do waxes contribute to the protective coatings of insects and plants?
They provide water impermeable coatings
What is the characteristic of phospholipids that makes them essential for cell membrane structure?
They are amphipathic
What is the role of glycerophospholipids in the body?
They are involved in membrane structure and cell signalling
What is the characteristic of fatty acids in oils that makes them useful for cosmetics and pharmaceuticals?
They are non-polar and hydrophobic
Test your knowledge of biologically important fatty acids, including their structures, abbreviations, and characteristics. Learn about the differences between saturated and unsaturated fatty acids, and how they are classified. This quiz is perfect for students of biology, medicine, and health sciences.
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