18 Questions
What is the primary component of Sphingolipids found in cell membranes?
Amine and two alcohols
Which part of Sphingolipids is not found in cell membranes?
Glycerol
What is the name of the component of Sphingolipids that has three parts?
Sphingosine
Where are Sphingolipids primarily found in the body?
Nerve cells and brain tissues
What is the characteristic of Sphingolipids in cell membranes?
They do not contain glycerol
What is true about Sphingolipids in comparison to other lipids?
They are a second type of lipids found in cell membranes
What is the main function of Chylomicrons?
To carry lipids from the digestive tract into circulation
What is the primary function of Low-density lipoproteins (LDL)?
To carry cholesterol to the cells
What is the function of High-density lipoproteins (HDL)?
To absorb cholesterol and carry it back to the liver
What is the main component of Lipoproteins?
Droplets of fats surrounded by a single layer of phospholipid molecules
What is the function of Apolipoproteins?
To provide structure to the lipoproteins
What is the role of Lipoproteins in the body?
All of the above
What is the characteristic property of unsaturated fatty acids?
Substitution reaction
What is the primary function of lipids in the human body?
Energy storage
What is the difference between saponifiable and non-saponifiable lipids?
Saponifiable lipids contain fatty acids that can be used in making soap
What is the structural feature of sphingolipids?
Amide linkage between sphingosine and fatty acids
What is the characteristic of saturated fatty acids?
Linked by a single bond
What is the example of non-saponifiable lipids?
Vitamin A and E
Test your knowledge of lipids, including sphingolipids, glycolipids, and isoprenoids, their structures, and characteristics in cell membranes.
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