How many carbon atoms does arachidonic acid contain?(a) 16(b) 12(c) 18(d) 20The question was posed to me in my homework.My doubt stems from Biomolecules topic in portion Biomolecules of Biology – Class 11

How many carbon atoms does arachidonic acid contain?(a) 16(b) 12(c) 18

1.	How many carbon atoms does arachidonic acid contain?(a) 16(b) 12(c) 18(d) 20The question was posed to me in my homework.My doubt stems from Biomolecules topic in portion Biomolecules of Biology – Class 11
Answer» Right choice is (d) 20 The explanation is: Arachidonic ACID is a polyunsaturated FATTY acid containing 20 carbon atoms. This means that its fatty acid CHAIN contains double bonds. Arachidonic acid contains FOUR cis-double bonds.

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