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Nutritional Lipids and Simple Lipids Quiz

10 Questions

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Nutritional Lipids and Simple Lipids Quiz

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Questions and Answers

What makes up 95% of the nutritional lipids?

Wax

Fats & oils (correct)

Long-chain alcohol

Steroids

What is a wax according to the text?

Solid triglyceride

Ester of a long-chain alcohol and a fatty acid (correct)

Steroid

Liquid triglyceride

What is the difference between fats and oils?

Fats are solid triglycerides, while oils are liquid triglycerides (correct)

Fats are esters of long-chain alcohols and fatty acids, while oils are steroids

Fats are steroids, while oils are esters of long-chain alcohols and fatty acids

Fats are liquid triglycerides, while oils are solid triglycerides

Which type of fatty acids make up butter, leading to it being described as a 'saturated' fat?

Saturated fatty acids Signup and view all the answers

What process can be used to 'harden' vegetable and fish oils?

Hydrogenation Signup and view all the answers

What is the main reason most vegetable oils are described as 'unsaturated' fats?

They contain more monounsaturated or polyunsaturated fatty acids Signup and view all the answers

What is the effect of adding hydrogen atoms to the double bonds in unsaturated fatty acids?

It increases the proportion of saturated fatty acids Signup and view all the answers

Which type of lipids are composed of 3 fatty acyl residues esterified to a glycerol?

Triglycerides Signup and view all the answers

How are triglycerides stored in cells?

In an anhydrous form (e.g. in fat droplets) Signup and view all the answers

What is the main function of lipases in relation to triglycerides?

Catabolizing triglycerides Signup and view all the answers