14.24: Write the important structural and functional differences between DNA and RNA.
The structural differences between DNA and RNA are as follows:
DNA |
RNA |
||
1 |
The sugar moiety in DNA molecules is |
1 |
The sugar moiety in RNA molecules |
2 |
DNA contains uracil (U). It does not |
2 |
RNA contains thymine (T). It does |
3 |
The helical structure of DNA is |
3 |
The helical structure of RNA is |
The functional differences between DNA and RNA are as follows:
The structural differences between DNA and RNA are as follows:
DNA |
RNA |
||
1 |
The sugar moiety in DNA molecules is |
1 |
The sugar moiety in RNA molecules |
2 |
DNA contains uracil (U). It does not |
2 |
RNA contains thymine (T). It does |
3 |
The helical structure of DNA is |
3 |
The helical structure of RNA is |
The functional differences between DNA and RNA are as follows:
DNA |
RNA |
||
1 |
DNA is the chemical basis |
1 |
RNA is not responsible for heredity. |
2 |
Proteins are synthesised |
2 |
DNA molecules do not synthesise proteins, |
What are the different types of RNA found in the cell?
(i) Messenger RNA (m-RNA)
(ii) Ribosomal RNA (r-RNA)
(iii) Transfer RNA (t-RNA)