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5 Cards in this Set

  • Front
  • Back
Nucleic acid
Store of genetic information
Deoxyribose Nucleic acid
Ribonucleic acid
Nucleotides
Make up Nucleic acids
Consist of;
A pentose sugar
A phosphate
An organic base
The five different bases in Nucleic acids
Guanine
Adenine
Thymine
Cytosine
Uracil
Nucleotides link together to form a chain
Condensation. Covalent bonds form between the phosphate and the sugar. Sugar phosphate backbone.
DNA double helix structure
A single strand of nucleotides is switched upside down, and another strand fits in with its complimentary base pair. Hydrogen bonds form between the two bases, and this causes the structure to twist because one base is always shorter than the other.