DNA Flashcards
1
Q
Where is DNA found
A
Chromosomes of all living things
2
Q
DNA is a Polymer made of
A
Nucleotides
3
Q
What do Nucleotides form
A
Double Helix
4
Q
Nucleotides
A
1-Building Blocks of DNA
2- Are Hydrophilic
5
Q
What are nucleotides made of
A
1- 1 phosphate
2- 5 Carbon Sugar
3- a nitrogenous base ( Nitrogen containing base)
6
Q
Two Groups of Nitrogenous base
A
1-Purines
2- Pyrimidines
7
Q
Purines
A
1- Double-ring structure
2-Adenine and Guanine( Both in DNA and RNA)
8
Q
Pyrimidines
A
1- Single ring structure
- Cytosine (both DNA and RNA)
-uracil ( RNA)
Thymine (DNA)
9
Q
Polymer- Many Monomers
A
A chain made of nucleotide monomers joined together to form a long DNA or RNA strand.
10
Q
The 2 sides of a DNA Strands
A
1- 5 prime
2- 3 prime
11
Q
What hold DNA double Helix together
A
Hydrogen Bonds
12
Q
A
