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Q.

 Which one of the following statements is wrong?

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a

Uracil is a pyrimidine.

b

Glycine is a sulphur containing amino acid.

c

 Sucrose is a disaccharide.

d

Cellulose is a polysaccharide.

answer is B.

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Detailed Solution

Glycine is not a sulphur containing amino acid. The sulphur containing amino acids are cysteine and methionine. 

Uracil is a pyrimidine. Other examples of pyrimidines are Thymine and cytosine. 

Glucose and fructose combine to produce fructose. Therefore, it is a disaccharide.

Cellulose is a polymeric polysaccharide consisting of only one type of monosaccharide i.e., glucose.

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