Question

Consider the following fatty acids.
a. Linolenic acid
b. Oleic acid
c. Palmitic acid
d. Stearic acid
Which of these is/are unsaturated fatty acids?

• A. $1$ only
• B. $1$ and $2$
• C. $3$ and $4$
• D. $2,3$ and $4$

Answer 1

The correct option is B $1$ and $2$

Stearic acid is a typical long-chain saturated fatty acid. Oleic acid is a typical monounsaturated fatty acid. Linoleic acid is a typical polyunsaturated fatty acid. Palmitic acid is the most common saturated fatty acid found in animals, plants and microorganisms.

So the correct answer is option B.