Which among the following statement is incorrect?

Protein are heteropolymers made of lipid chains.
Ribozymes are nucleic acids with catalytic power.
Nucleic acids serve as genetic material.
Proteins, nucleic acids and polysaccharides are the only three types of macromolecules found in the living system.
Collagen is the most abundant protein in the whole of the biosphere and Rubisco is the most abundant proteins in animal world.
Both A and E.
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Proteins are heteropolymers made of different amino acids. Collagen is the main structural protein. It is the most abundant protein in mammals - 35% of total protein content in animals, whereas Rubisco is the major protein found in plants.

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