TASC Food And Nutrition Level 3 Practice Questions - TASC Food And Nutrition Level 3 (FDN315118) Exam

Why are Alpha-Linolenic Acid (ALA) and Linoleic Acid (LA) classified as essential fatty acids in human nutrition?

The human body can synthesise them from dietary cholesterol in the liver Humans lack desaturase enzymes capable of introducing double bonds beyond the carbon-9 position from the carboxyl terminus They provide 17 kJ of metabolisable energy per gram compared to 37 kJ for non-essential fats They are required solely for the renal excretion of water-soluble vitamins

Correct Answer:

Humans lack desaturase enzymes capable of introducing double bonds beyond the carbon-9 position from the carboxyl terminus

Access more questions from this quiz

Continue to TASC Food and Nutrition Level 3 Practice Questions - TASC Food and Nutrition Level 3 (FDN315118) Exam for more practice questions and the full quiz experience.

Access More Questions