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5.Molecular Basis of Inheritance
medium
Unit of nucleic acid is
A
Nucleotide
B
Nucleoside
C
Nucleic acid
D
All
Solution
(a) Nucleic acid is made up of units of nucleotide.
In a nucleotide, purine or pyrimidine nitrogenous base is joined by deoxyribose pentose sugar $(d)$,
which is further linked with Phosphate $(P)$ group to form nucleotides.
Standard 12
Biology