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Analyzing DNA Strand

DNA video flash cards

QuestionAnswer
When building a DNA molecule, nucleotides are strung together to make a long strand. Nucleotides can be “chained” by adding a nucleotide to the __ carbon of an existing nucleotide. 3 prime or 3’
When building a DNA molecule, nucleotides are strung together to make a long strand. Nucleotides can NOT be “chained” by adding a nucleotide to the __ carbon of an existing nucleotide. 5 prime or 5’
The DNA molecule has the appearance of a ladder, with the __ and __ molecules making up the sides of the ladder. phosphate and deoxyribose
The DNA molecule has the appearance of a ladder, with the __ and __ molecules making up the rungs (steps) of the ladder. nitrogenous bases
The steps of the ladder always show __ __, which means that the bases always bond to a specific type of base. base pairing
In base pairing of nitrogenous bases, Adenine and __ always bond together, while Cytosine and __ always bond together. Adenine and Thymine , Cytosine and Guanine
What kind of bond pairs the nitrogenous base pairs together? hydrogen
Are hydrogen bonds strong or weak? weak
Weak hydrogen bonds make it possible to __ the strands of nucleotides. unzip or separate
Each group of 3 nucleotides contain the code to make one __ __. amino acid
DNA stands for DeoxyRiboNucleic Acid. Deoxyribose refers to the __ sugar molecule
DNA stands for DeoxyRiboNucleic Acid. Nucleic refers to the __ being in the nucleus of the cell
DNA stands for DeoxyRiboNucleic Acid. Acid refers to the phosphate molecule that donates a __ atom to the strand, making it an acid. hydrogen atom
The spiral shape of the dna molecule is called a __ helix
Created by: russcrick
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