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Differentiate between:
Give reasons for any 3 of the following observations :
Name any two bases which are common to both DNA and RNA.
Which vitamin deficiency causes : (1) Bone deformities in children ? (2) Pernicious anaemia ?
Which one among the following bases is present in RNA but usually not in DNA ?
Nucleic acids are the polymers of nucleotides which in turn consist of a base, a pentose sugar and phosphate group. Nucleic acids are responsible for the transfer of characters from parents to offsprings. There are two types of Nucleic acids – DNA and RNA. DNA is the chemical basis of heredity and have the coded message for proteins to be synthesised in the cell. Answer the following :
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