Lipids: Definition and Functions

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Which of the following is a common property of lipids?

Lack of energy storage function

Insolubility in nonpolar solvents (correct)

Solubility in both water and nonpolar solvents

Solubility in water

What is the main function of lipids related to energy?

Supply essential fatty acids

Provide shape and contour to the body

Serve as a storage form of energy (correct)

Act as thermal insulators

Which compound is mainly phospholipids in nature and serves as a structural component of biomembranes?

Oils

Waxes (correct)

Fats

Steroids

What is the clinical significance of lipids in relation to atherosclerosis?

Being associated with abnormal metabolism of lipids Signup and view all the answers

What are the lipid-protein combinations that are important cellular constituents and serve as a means of transporting lipids in the blood?

Lipoproteins Signup and view all the answers

Which disease is associated with abnormal chemistry or metabolism of lipids?

All of the above Signup and view all the answers

What is the most preferable source of energy, even though lipids provide more energy per gram?

Carbohydrates Signup and view all the answers

What function do lipids serve in the subcutaneous tissues and around certain organs?

Thermal insulators Signup and view all the answers

Which compound is mainly phospholipids in nature and serves as a structural component of biomembranes?

Waxes Signup and view all the answers

What are the lipid-protein combinations that are important cellular constituents and serve as a means of transporting lipids in the blood?

Lipoproteins Signup and view all the answers

Which disease is associated with abnormal metabolism of lipids and is characterized by the accumulation of fat in the liver?

Fatty liver Signup and view all the answers

Which type of lipid serves as metabolic regulators such as steroid hormones and prostaglandins?

Steroids Signup and view all the answers

Which essential compounds do lipids supply to the body that cannot be synthesized by the body itself?

Fatty acids Signup and view all the answers

What is the common property of lipids related to their solubility properties, making them relatively insoluble in water but soluble in nonpolar solvents?

They are hydrophobic Signup and view all the answers

Lipids: Definition and Functions

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Questions and Answers

Which of the following is a common property of lipids?

What is the main function of lipids related to energy?

Which compound is mainly phospholipids in nature and serves as a structural component of biomembranes?

What is the clinical significance of lipids in relation to atherosclerosis?

What are the lipid-protein combinations that are important cellular constituents and serve as a means of transporting lipids in the blood?

Which disease is associated with abnormal chemistry or metabolism of lipids?

What is the most preferable source of energy, even though lipids provide more energy per gram?

What function do lipids serve in the subcutaneous tissues and around certain organs?

Which compound is mainly phospholipids in nature and serves as a structural component of biomembranes?

What are the lipid-protein combinations that are important cellular constituents and serve as a means of transporting lipids in the blood?

Which disease is associated with abnormal metabolism of lipids and is characterized by the accumulation of fat in the liver?

Which type of lipid serves as metabolic regulators such as steroid hormones and prostaglandins?

Which essential compounds do lipids supply to the body that cannot be synthesized by the body itself?

What is the common property of lipids related to their solubility properties, making them relatively insoluble in water but soluble in nonpolar solvents?

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