DNA and RNA Structure Flashcards
What are Nucleotides made up of?
Phosphate group
Pentose sugar
Nitrogenous Base
What are the four bases of DNA?
Adenine
Guanine
Thymine
Cytosine
What are the four bases of RNA?
Adenine
Uracil
Guanine
Cytosine
What are Purines?
Adenine
Guanine
What are pyrimidines?
Thymine/Uracil
Cytosine
How many rings to purines have?
2
How many rings do pyrimidines have?
1
What does Adenine bond to?
Thymine/Uracil
What does Thymine/Uracil bond to?
Adenine
What does guanine bond to?
Cytosine
What does Cytosine bond to?
Guanine
What bonds form between bases?
Hydrogen bonds
How many bonds between A & T
2
How many bonds between G & C?
3
If 20% of the bases in a certain segment of DNA were adenine, what would be the percentage of Thymine, Cytosine, and Guanine?
Thymine: 20%
Cytosine: 30%
Guanine: 30%