Chapter 21, Problem 38A

Interpretation Introduction

Interpretation:

The general source of most unsaturated fatty acids must be explained.

Concept Introduction:

Unsaturated fatty acids are long chain carboxylic acid with one or more than one double bonds. One such example is Oleic acid in which there are 18 carbon atoms and double bond (unsaturation is present at C9-C10.

Answer to Problem 38A

Unsaturated fatty acids are mainly obtained from foods from plants and some fishes from sea.

Explanation of Solution

Plant foods rich in unsaturated fatty acids include vegetable oil like sunflower oil, olive oil avocado oil, different nuts and seeds such as almonds, peanuts, cashews, sesame seeds etc. Fishes like salmon and mackerel are rich in unsaturated fatty acids.