Carbon atoms of pentose sugars of nucleotides having phosphodiester linkage are:
1. 5' and 3'
2. 2' and 5'
3. 5' and 5'
4. '3 and 3'

Nucleic acids are the polymers of : 
1. Nucleosides
2. Nucleotides
3. Bases
4. Sugars

 RNA does not contain:
1. Adenine
2. Uracil
3. Thymine
4. Cytosine

DNA does not have:
1. Adenine
2. Thymine
3. Cytosine
4. Uracil