Question

Which one of the following is a secondary metabolite?

• A. Ribulose
• B. Glycerol
• C. Metabolic acid
• D. Cholesterol

Answer 1

The correct option is D Cholesterol

Compounds that are not required for the growth or reproduction of an organism but are produced to confer a selective advantage to the organism are called secondary metabolites, they may inhibit the growth of organisms with which they compete and, as such, they often inhibit biologically important processes. Example -ergot alkaloids, antibiotics, naphthalenes, nucleosides, phenazines, quinolines, terpenoids, cholesterol, peptides and growth factors.

So, the correct option is 'D'.