HUMAN NUTRITION

NUTRITION

LIPIDS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Form of spoilage that occurs when addition of oxygen causes the formation of new compounds, which have an unpleasant flavor
A
saturated
B
autooxidation
C
rancidity
D
marbling
Explanation: 

Detailed explanation-1: -Oxidative rancidity is a reaction of fatty acids with oxygen. More specifically it is the reaction of double bonds in unsaturated fatty acids with oxygen.

Detailed explanation-2: -Time, temperature, light, air, exposed surface, moisture, nitrogenous organic material, and traces of metals are known to be factors responsible for rancidity.

Detailed explanation-3: -Hydrolytic rancidity is the result of the hydrolysis of fats with the liberation of one or more volatile fatty acids, whereas in oxidative rancidity the unsaturated fatty acid fragments of glycerides are oxidisedat their double bonds with the ultimate production of aldehydes, ketones and acids.

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