HUMAN NUTRITION

NUTRITION

LIPIDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Used in the production of margarine, has one double bond in its carbon chain and is therefore monounsaturated
A
oleic acid
B
fatty acid
C
lauric acid
D
linolenic acid
Explanation: 

Detailed explanation-1: -(B) This is the structure of oleic acid, an 18-carbon unsaturated fat. The carbons of the alkene functional group, the site of unsaturation, are in the rounded rectangle. Since there is only one double bond, oleic acid is an example of a monounsaturated fatty acid.

Detailed explanation-2: -Hydrogenation Reaction This simply means that there are several double bonds present. Vegetable oils may be converted from liquids to solids by the hydrogenation reaction. Margarines and shortenings are “hardened” in this way to make them solid or semi-solids.

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