19 Questions
Which type of lipid is an ester of fatty acids with various alcohols and an additional group?
Compound Lipid
What is the molecular formula for saturated fatty acids?
CnH2n+1COOH
What function do polyunsaturated fatty acids (PUFAs) serve in the body?
Used for Prostaglandin synthesis
Which fatty acid cannot be synthesized by the body and must be supplied by the diet?
Linoleic acid
What is the main difference between simple lipids and compound lipids?
Presence of additional group
Which of the following is a common property of lipids?
Solubility in nonpolar solvents
What is the main function of lipids in providing shape and contour to the body?
Serving as thermal insulators
Which type of compounds are included in the group of lipids?
Steroids
Which diseases are associated with the abnormal chemistry or metabolism of lipids?
Fatty liver
What do combinations of lipid and protein (lipoproteins) serve as in the body?
Structural components of biomembranes
Which of the following is NOT a function of lipids?
Serving as the main source of energy for the body
What is the primary composition of biomembranes?
Phospholipids
Which disease is NOT associated with abnormal chemistry or metabolism of lipids?
Cirrhosis
What is the primary function of lipoproteins in the body?
Transporting lipids in the blood
Which compound is NOT included in the group of lipids?
Proteins
Which of the following is a characteristic of small chain fatty acids?
Contain 2-4 carbons
What is the distinguishing feature of unsaturated fatty acids?
Contain one double bond
Which type of fatty acids contributes to the fluidity of membranes?
Polyunsaturated acids
What is the function of polyunsaturated fatty acids (PUFAs) in the body?
Used for Prostaglandin synthesis
Test your knowledge of lipids, a diverse group of compounds including fats, oils, steroids, and waxes. Understand their characteristics such as insolubility in water and solubility in nonpolar solvents, as well as their functions as a storage form of energy and structural components.
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