(a) How can you explain the absence of an aldehyde group in the pentaacetate of D-glucose ?

(b) Name the bases present in RNA. Which one of these is not present in DNA ?

 

 
 
 
 
 

Answers (1)

a) The pentaacetate of glucose does not react with HCN or Schiff’s reagent indicating the absence of an aldehyde group .

b) Bases present in RNA are Adenine, Guanine, Uracil and Cytosine

Uracil is not present in DNA.

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