Which of the following is not an example of a secondary metabolite produced in living organisms?

1. Lecithin 2. Alkaloids
3. Flavonoids 4. Antibiotics
Subtopic:  Lipids: Fatty Acids | Primary & Secondary Metabolites |
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Consider the given two statements:

I. Arachidonic acid is a conditionally essential fatty acid.
II. It does become essential if a deficiency in linoleic acid exists.

1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct and II is incorrect
4. Both I and II are incorrect

Subtopic:  Lipids: Fatty Acids |
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