A. Polymers of polysaccharides, fats and proteins are synthesized from monomers by ionic bonding
B. Molecules with polarheads and hydrophobic tails are present in cell membrane
C. Left end of the protein chain is the N- terminal end
D. Right and left-handed helices are observed in protein
Identify the incorrect statements.

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A and B

B and C

C and D

A and D

answer is D.

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Detailed Solution

A. Polymers of polysaccharides, fats and proteins are synthesized from their respective monomers by glycosidic,ester and peptide bonds respectively.
D.Only right-handed helices are observed in protein.

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