Complex and Compound Lipids
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Questions and Answers

What are complex or compound lipids composed of?

  • Esters of amino acids with alcohol
  • Esters of amino acids with protein
  • Esters of fatty acids with alcohol (correct)
  • Esters of fatty acids with protein

Why are phospholipids considered amphipathic?

  • Due to the presence of a hydrophilic tail
  • Due to the presence of two nitrogenous bases
  • Due to the presence of a polar head and a long hydrophobic tail (correct)
  • Due to the presence of a hydrophobic head

Which alcohol is present in glycerophospholipids?

  • Sphingosine
  • Mannitol
  • Sphingomyelin
  • Glycerol (correct)

What type of nitrogenous base is linked to phosphoric acid in lecithin?

<p>Choline (C)</p> Signup and view all the answers

In which type of phospholipid is sphingosine present as the alcohol?

<p>Sphingophospholipids (A)</p> Signup and view all the answers

Where are glycolipids widely distributed in the body, especially?

<p>Brain tissue (A)</p> Signup and view all the answers

What type of lipoprotein is formed in the intestinal lumen?

<p>Chylomicrons (A)</p> Signup and view all the answers

What is the main lipid content of chylomicrons?

<p>TAG (A)</p> Signup and view all the answers

Which lipoprotein is considered 'bad cholesterol' due to its high cholesterol content?

<p>Low density lipoproteins (B)</p> Signup and view all the answers

What is the main function of high density lipoproteins in the body?

<p>Transporting excess cholesterol to the liver (A)</p> Signup and view all the answers

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