1.

By which linkage are two nucleotides joined to each other? Give answer in brief.

Answer»

d CALLED as PHOSPHODIESTER bond links or joins two NUCLEOTIDES of DNA with each other.The 3' carbon of the 1st nucleotide is JOINED to the 5' atom of carbon of the 2nd nucleotide by this linkage.So, the bond between them is called the phosphodiester bond. It is a kind of covalent bond.Adenine, thymine, guanine and CYTOSINE are the 4 nucleotides of DNA.



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