Arachidonic acid and pge1 are both carboxylic acids with atoms. the differences are that arachidonic acid contains and no other functional groups, whereas pge1 has. in addition, a part of the pge1 chain forms

a.

Arachidonic Acid and PGE ₁ are both carboxylic acids with Twenty Carbon atoms. The differences are that Arachidonic acid contains Four cis Double Bonds and no other functional groups, whereas PGE ₁ has One Trans Double Bond, Two Hydroxyl and One Ketone Functional Groups ... In addition, a part of the PGE ₁ chain forms a Five Membered Ring.

Structures of Both Arachidonic Acid and PGE ₁ are shown Below,