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Molecular basis of Inheritance — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular basis of Inheritance2 Marks
Question
Give difference between Nucleotide and Nucleoside.
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Answer

Difference between Nucleotide and Nucleoside :
NucleotidesNucleosides
1. The chemical composition of nucleotide consists of a phosphate group, a sugar and a nitrogenous base.A nucleoside has a chemical composition that consists of a sugar and a base without the phosphate group.
2. They are one of the major causes of cancer causing agents to this very day.They are used as agents in medicine that are primarily used against viruses and cancer causing agents.
3. Some of the major examples of nucleotides are adenosine, guanosine etc.Some of the key examples of nucleosides are the same as nucleotides only with the addition of phosphate groups.

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