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WorksheetsLipid and Lipid Metabolism [Biochemistry]
Total questions: 12
Worksheet time: 9mins
Lipids are
organic compound
inorganic compound
The followings are the functions and role of lipids in living organism:
Thermal insulator
Thermal conductor
Act as cushion for internal organs
Structural element of cell membrane
Lipids are X while carbohydrates are Y. What is X and Y?
X is soluble
X is insoluble
Y is soluble
Y is insoluble
Lipids contain more energy per gram than carbohydrates. True or false?
True
False, lipid contains equal amount of energy per gram as carbohydrates.
False, lipid contains less the amount of energy per gram as carbohydrates.
What is the main significance of fatty acid oxidation?
Enzyme A catalyse hydrolysis of bonds between fatty acid and the rest of triacylglycerols . What is enzyme A?
Carnetin Palmitoyl Transferase 1
Carnetin Palmitoyl Transferase 2
Lipase
Acetyl-CoA
This type of fatty acids consist of ALL carbon-carbon single bonds. Which fatty acid is the statement referring to?
Unsaturated fatty acids
Saturated fatty acids
What is the main difference of saturated and unsaturated fatty acids?
Which of the following lipoprotein has the lowest density?
VLDL
LDL
HDL
Chylomicron
What is the rate-limiting step in beta oxidation of fatty acids?
Formation of fatty acyl-carnitine
Formation of fatty acetyl-CoA
In beta oxidation of FA, the sequence are as follows:
Oxidation by FAD > A > Oxidation by NAD > Thiolysis
What is reaction A?
(a)
The hydration reaction in beta oxidation of FA is catalyse by:
hydroxy acyl-CoA dehydrogenase
enoyl-CoA hydratase
acyl-CoA dehydrogenase
carnitine acylcarnitine translocase
