Nucleoside consists of
1.Phosphate + Sugar + Nitogenous bases
2.Sugar + Nitogenous bases
3.Phosphate + Sugar
4.Phosphate + Nitogenous bases
Which of the following is incorrect.
1.Nucleotides- Nucleosides = phosphate
2.Nucleosides + Phosphate = Nucleotides
3.Nucleosides – Nucleotides = Phosphate
4.Both 1 and 2
Which of the following is a nucleoside?
1.Adenylic acid
2.Adenosine
3.Adenoside
4.Both 1 and 3
Which of the following is a nucleotide?
1. Adenylic acid
2. Adenosine
3. Adenoside
4. Both 1 and 3
Nucleic acids consist of
1. Nucleotide only
2. Nucleoside only
3. Sugar + Phosphate only
4. Nitrogenous bases only
Nitrogenous bases are
1.Heterocyclic rings
2.Homocyclic rings
3.Organic compounds
4.Both 1 and 3
Nitrogenous bases which contain 2 heterocyclic rings are
1.Adenine
2.Thymine
3.Guanine
4.Both 1 and 3
Uridine is
1.Nucleotide
2.Nucleoside
3.Nitrogenous base
4.Amino acid
Cytidylic acid is
1.Nucleotide
2.Nucleoside
3.Nitrogenous base
4.Amino acid
Which one is correct
1.Adenine = Pyrimidine, Uracil= Purine
2.Adenine= Purine, Uracil= Purine
3.Adenine= Adenylic acid, Uracil=Uridylic acid
4.Adenine= Purine, Uracil= Pyrimidine