How many of the given statements are correct?
A. Water is the most abundant chemical in the living organisms.
B. A protein is a heteropolymer and not a homopolymer.
C. In polysaccharide,left end is called reducing end & right end is called non-reducing end.
D. A nucleoside is the building block of nucleic acids, which consist of a heterocyclic compound, a monosaccharide and a phosphate.

One

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Two

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Three

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Four

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Solution

The correct option is B Two
In a polysaccharide chain,the right end is called the reducing end and the left end is called the non-reducing end. Nucleotide is the building block of nucleic acids

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Similar questions

Q. Read the following statements:
i) Chitin, starch, glycogen and agar-agar are homopolymers ii) In a glycogen, the left end is called the non-reducing end
iii) Starch forms helical secondary structures but cellulose does not contain complex helices.
iv) Cellulose Can easily hold iodine.
v) Chitin is a storage polysaccharide How many of the above statements are correct?

Read the given statements and select the correct option.
i.Right end of a polysaccharide chain is called reducing end while left end is called non-reducing end.
ii.Starch can hold iodine molecules in its helical secondary structure but cellulose being non-helical, cannot hold iodine.
iii.Starch and glycogen are branched molecules.
iv.Starch and glycogen are the reserve food materials of plants and animals, respectively.

A homopolymer has only one type of building block called a monomer repeated 'n' number of times. A heteropolymer has more than one type of monomer. Proteins are heteropolymers made of amino acids. While a nucleic acid like DNA or RNA is made of only 4 types of nucleotide monomers, proteins are made of

Q. In a polysaccharide (like glycogen), the right end and left end are called

Q. A homopolymer has only one type of building block called monomer repeated 'n' number of times. A heteropolymer has more than one type of monomer. Proteins are heteropolymers usually made of:

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The correct option is B Two In a polysaccharide chain,the right end is called the reducing end and the left end is called the non-reducing end. Nucleotide is the building block of nucleic acids

The correct option is B Two
In a polysaccharide chain,the right end is called the reducing end and the left end is called the non-reducing end. Nucleotide is the building block of nucleic acids