UPSC-CMS 2024 — Biochemistry

Q: Which of the following are unsaturated fatty acids? 1. Lauric acid 2. Linoleic acid 3. Oleic acid 4. Palmitic acid Select the correct answer using the code given below.

2 and 3. ***2 and 3*** - **Linoleic acid** is an **omega-6 fatty acid** with two double bonds, making it polyunsaturated. - **Oleic acid** is an **omega-9 fatty acid** with one double bond, making it monounsaturated. *1 and 4* - **Lauric acid** is a **saturated fatty acid** with no double bonds. - **Palmitic acid** is also a **saturated fatty acid** with no double bonds. *1 and 2* - While **linoleic acid** (2) is unsaturated, **lauric acid** (1) is a saturated fatty acid. - This option incorrectly includes a saturated fatty acid. *3 and 4* - While **oleic acid** (3) is unsaturated, **palmitic acid** (4) is a saturated fatty acid. - This option incorrectly includes a saturated fatty acid. [Practice more Biochemistry PYQs on OnCourse]

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Which of the following are unsaturated fatty acids? 1. Lauric acid 2. Linoleic acid 3. Oleic acid 4. Palmitic acid Select the correct answer using the code given below.