How many carbon atoms are present in arachidonic acid?

Arachidonic Acid:

1. Polysaturated fatty acids are those which have multiple unsaturated carbon bonds.
2. Arachidonic acid is a polyunsaturated fatty acid present in animal fats.
3. It has a total of 20 carbon atoms.
4. It is an essential constituent of the diet.
5. It is vital in metabolism, in the synthesis of biomolecules like prostaglandins and leukotrienes.