Question

which messenger molecules are derived from arachidonic acid?
eicosanoids
corticoids
terpenoids
steroids

Explanation:

Eicosanoids are lipid - based messenger molecules that are synthesized from arachidonic acid. Corticoids, terpenoids, and steroids have different biosynthetic pathways and are not derived from arachidonic acid.

Answer:

A. Eicosanoids