Question
Which of the following statement(s) is false, regarding Proteins ?
I. A protein is a heteropolymer but not a homopolymer.
II. Collagen is the most abundant protein in the animal world.
III. RUBISCO is the most abundant protein in the biosphere.
IV The first amino acid in a polypeptide chain is C- terminal amino acid and the last is N- terminal amino acid.
I. A protein is a heteropolymer but not a homopolymer.
II. Collagen is the most abundant protein in the animal world.
III. RUBISCO is the most abundant protein in the biosphere.
IV The first amino acid in a polypeptide chain is C- terminal amino acid and the last is N- terminal amino acid.
Answer: Option D
:
D
Statement IV is incorrect because,proteinsare naturallysynthesizedstarting from theN-terminusand ending at theC-terminus. Therefore conventionally,the first amino acid in a polypeptide chain is N- terminal amino acid and the last is the C- terminal amino acid.
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:
D
Statement IV is incorrect because,proteinsare naturallysynthesizedstarting from theN-terminusand ending at theC-terminus. Therefore conventionally,the first amino acid in a polypeptide chain is N- terminal amino acid and the last is the C- terminal amino acid.
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