Nucleic acids Flashcards
What are nucleic acids
Polymers
What is a mononucleotide
an individual unit of nucleic acids
What does DNA stand for
deoxiribonucleic acid
what does RNA stand for
ribonucleic acid
What are nucleotides
5carbon sugar, phosphate, and nitrogenous base
What binds the phosphate and 5 carbon sugar in a nucleotide
Ester bond
What binds the 5 carbon sugar and the base in a nucleotide
Glycosidic bond
What are the bases
Adenine, thymine, uracil, guanine, cytosine
What bases are in DNA
ATCG (adenine, thymine, cytosine, guanine)
What bases are in RNA
ATCU (adenine, thymine, cytosine, uracil)
Properties of purines (larger)
Have double rings of carbon and nitrogen atoms
Adenine
Guanine
What are purine bases
adenine, guanine
Properties of pyrimidines (smaller)
Have a single ring of carbon and nitrogen atoms
Thymine, uracil and cytosine are all pyrimidine bases
How many hydrogen bonds are in polypurine?
3 hydrogen bonds
How many hydrogen bonds are in purine?
2 hydrogen bonds
