Bio Chem- Nucleic Acids Flashcards
Understand nucleic acids and what they do
1
Q
What are nucleic acids
A
they contain instructions to build proteins
2
Q
What is a nucleotide
A
the monomer of nucleic acids
3
Q
what are the 3 parts of a nucleotide
A
sugar
phosphate
nitrogenous base
4
Q
What types of sugar is in a nucleotide
A
deoxyribose (DNA)
ribose (RNA)
5
Q
Is the sugar a 5 C shape or a 6 C shape
A
5 C sugar (pentose)
6
Q
Is DNA a helix or a pleat
A
helix
7
Q
Is RNA a helix or a pleat
A
pleat
8
Q
What components are in the sugar-phosphate backbone
A
sugar
phosphate
9
Q
Purine
A
has 2 rings
10
Q
Pyrimidines
A
has 1 ring
11
Q
What connects the two strands in the diagram
A
hydrogen bonds
12
Q
antiparallel
A
when strands run in different directions but are still parallel
13
Q
A and G
A
are purines
14
Q
T and C
A
are pyrimidines
15
Q
A and T
A
have 2 hydrogen bonds
