Complex Lipid Structure

Question 1

*

Gangliosides contain
A. fatty acid
B. galactose
C. neuraminic acid
D. sphingosine
E. all of the above

Answer 1

E. all of the above

Question 2

Which one of hte following lipids is used as an energy store?
A. Ether glycerolipids
B. Glycerophospholipids
C. Glycolipids
D. Sphingophospholipids
E. Triacylglycerols

Answer 2

E. Triacylglycerols

Question 3

Phosphatidylethanolamine is a
A. Ether glycerolipids
B. Glycerophospholipids
C. Glycolipids
D. Sphingophospholipids
E. Triacylglycerols

Answer 3

B. Glycerophospholipids

Question 4

A cerebroside is a
A. Ether glycerolipds
B. Glyserophospholipids
C. Glycolipids
D. Sphingophospholipids
E. Triacylglycerols

Answer 4

C. Glycolipids

Question 5

Which one of the following is acidic in nature?
A. Cerebroside
B. Ganglioside
C. Globoside
D. Glycerophospholipid
E. Sulfatide

Answer 5

E. Sulfatide

Question 6

What is the nature of the head group in a ganglioside?
A. Galactose
B. Glucose
C. Lactose
D. Oliogosaccharide
E. Phosphatidylcholine

Answer 6

D. Oliogosaccharide

Question 7

Blood groups are determined by variations in
A. Cardiolipins
B. Gangliosides
C. Globosides
D. Glycosphingolipids
E. Plasmalogens

Answer 7

D. Glycosphingolipids

Question 8

Which of the following sequences is CORRECT
A. Cardiolipin + inositol –> ganglioside
B. Ceramide + acyl CoA –> sphingosine
C. Palmitoyl CoA + serine –> sphingosine

Answer 8

C. Palmitoyl CoA + serine –> sphingosine

Question 9

An intermediate in synthesis of BOTH triacylglycerides and phosphoglycerides is:
A. CDP-diacylglycerol
B. phosphatidic acid (phosphatidate)
C. phosphatidyl serince
D. sphingomyelin
E. UDP-glycerol

Answer 9

B. phosphatidic acid (phosphatidate)