10 Questions
What is the role of lipoproteins in the body?
To transport hydrophobic lipids in the aqueous blood plasma
Which of the following statements about glycerophospholipids is true?
They are the main component of biological membranes
What is the function of the lipid bilayer in cell membranes?
To act as a barrier and regulate the movement of substances in and out of the cell
Which of the following is a non-hydrolyzable lipid?
Cholesterol
What is the primary function of sterols like cholesterol in biological membranes?
To maintain membrane fluidity and permeability
Which of the following is a complex lipid?
Glycerophospholipid
What is the primary function of lipids in the human body?
To store and provide energy
Which of the following lipids is involved in cell signaling pathways?
Sphingosine-1-phosphate
What is the role of the iodine number in the characterization of lipids?
To determine the degree of saturation in fatty acids
Which of the following statements about lipid hydrogenation is true?
It is used to protect lipids from oxidation and rancidity
Test your knowledge about the composition of biological membranes, including the role of cholesterol and sphingolipids. Explore the asymmetric nature of membranes and the significance of observed differences.
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