Type Lecture
Materials CH08 Nucleotides and Nucleic acids.pdf
Reviewed
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Chapter 8 – nucleotides and nucleic acids
What is a nucleotide?
Nucleotides are the building blocks of Nucleic acids
Nucleotides composed of 3 components:
Nitrogenous base (A, C, G, T or U)
Pentose sugar
Phosphate
What is the difference between a nucleotide and a
nucleoside?
Chapter 8 1
, Nucleotide Nucleoside
Nitrogenous Nitrogenous base
base
Pentose sugar
Pentose sugar
Phosphate
Nitrogenous Bases
Minor Purine and Pyrimidine Bases
Minor bases in Minor bases in DNA
RNA
commonly
especially methylated forms of
tRNAs major bases
contribute to Play a role in
3D structure protecting/regulating
and ribozyme genetic information
functions
Chapter 8 2