NUCLEIC ACIDS Flashcards
1
Q
What do nucleotides consist of?
A
Phosphate group
Nitrogenous base
Pentose Sugar
2
Q
What is the difference between the structure of DNA and RNA?
A
DNA contain deoxyribose
RNA contains ribose
3
Q
What are the 2 different types of bases?
A
Purines and pyrimidines
4
Q
What is the difference in the structure of the 2 bases?
A
Purines- double ring structure
Pyrimidine- single ring structure.
5
Q
What bases are purines?
A
Adenine
Guanine
6
Q
What are the pyramidines?
A
Cytosine
Thymine
Uracil
7
Q
How many bases are there in DNA? Name them.
A
A
T
C
G
8
Q
How many bases in RNA? Name them.
A
A
U
C
G
9
Q
How are nucleotides formed?
A
Condensation reaction between the pentose sugar and the phosphate group.
