Which of the following is not true about secondary metabolites?

(A)They have direct role in photosynthesis, respiration and reproduction

(B)They act as toxins or pigments or drugs or lectins

(C) Distribution is limited and restricted to special taxonomic group

(D) Organic compound of diverse nature

Refer NCERT, Heading 9.1, page-143, para 2

Difficulty Level:

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