There are three types of non-genetic RNA:
-
Messenger RNA(m-RNA)
-
Ribosomal RNA(r-RNA)
-
Transfer RNA(t-RNA)
Some of their properties and functions are listed in the table given below:
|
Type
|
% of total cellular RNA
|
Molecular Weight
|
Other name
|
Function
|
|
m-RNA
|
3-5%
|
5,00,000
|
Informational RNA
|
Transfers genetic information from genes to ribosomes to synthesize proteins
|
|
r-RNA
|
80%
|
40,000 to million
|
Stable or Insoluble RNA
|
Provides structural framework for ribosomes
|
|
t-RNA
|
10-20%
|
23,000 - 30,000
|
Soluble RNA
|
Transfers amino-acids to m-RNA for protein biosynthesis
|
