DNA Structure Flashcards
1
Q
Parts of a nucleotide
A
1) phosphate group which is negatively charged. 2) Carbohydrate monosaccharide. 3) nitrogenous base
2
Q
Base pairs found in DNA
A
Adenine-Thymine
Guanine- Cytosine
3
Q
Pyrimidines
A
Have One ring. Thymine and Cytosine
4
Q
Purines
A
Have two rings. Adenine and Guanine.
5
Q
Sugar and phosphate bond is a
A
Covalent bond
6
Q
Base pair bonds is a
A
Hydrogen bond which separate the 2 strands of DNA from each other.
7
Q
DNA molecules strands are antiparallel what does antiparallel mean?
A
Complementary strands run in opposite directions from 5’ to 3’ and 3’ to 5’.
