Lipids and Biological Membranes Quiz

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Questions and Answers

What is the biological function of lipid molecules in the form of lipid bilayers?

  • Functioning as catalysts for biochemical reactions
  • Serving as energy storage
  • Participating in intra- and intercellular signaling events
  • Acting as essential components of biomembranes (correct)

What determines the melting point of fatty acids?

  • The presence of conjugated double bonds
  • Both the length of the chain and the number of double bonds (correct)
  • The number of double bonds only
  • The length of the chain only

What are the most predominant carbon chain lengths in fatty acids found in plants and animals?

  • 16 or 18 carbons (correct)
  • 6 or 8 carbons
  • 20 or 22 carbons
  • 10 or 12 carbons

Which type of fatty acid is the most common?

<p>Fatty acids with conjugated double bonds (D)</p> Signup and view all the answers

What type of acids are fatty acids?

<p>Carboxylic acids with long-chain hydrocarbon side groups (C)</p> Signup and view all the answers

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