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DNA Basics

Basic vocab over DNA structure

QuestionAnswer
DNA A nucleic acid in the shape of a double helix. It stores genetic information.
Guanine a nitrogen base in DNA that pairs with cytosine
Cytosine a nitrogen base in DNA that pairs with guanine
Thymine a nitrogen base in DNA that pairs with adenine
Nucleotide monomer of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
Adenine a nitrogen base in DNA that pairs with thymine
Nitrogen bases The chemicals that make up the rungs of the DNA ladder. A-T and C-G match.
Hydrogen bonds The force that holds nitrogen bases together (A - T, G - C)
Sugar Phosphate Backbone a repeating pattern of sugar-phosphate-sugar-phosphate that runs down both sides of DNA
Phosphate Represented by a circle; one of the three parts of the nucleotide
Sugar Represented by a house shape; one of the three parts of the nucleotide
Nitrogen Base Represented by a box; one of the three parts of a nucleotide
Created by: Mrs.Finning
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