Structurally lipids are a very diverse group, but they are all placed in one group because of what property?
a. They are composed of glycerol and fatty acids.    
b.  They are soluble in water.
c. They  contain four interlocking rings. 
d. They are important as energy storage molecules.
e.  None of the answers is correct.

They are grouped together because they are NOT soluble in water.  Answers (a) and (d) are true for triglycerides but not for steroids. Answer (c) is true for steroids but not for triglycerides.

 

 

 

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Emma Erdahl, Associate Professor of Biology
Northern Virginia Community College
Revised 8/23/00