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DNA Structure

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  • Where is DNA found in eukaryotic cells?
    In the nucleus
  • In DNA replication, the base Adenine always pairs with the base _____________.
    Thymine
  • In DNA replication, the base Guanine always pairs with the base ______________.
    Cytosine
  • Deoxyribonucleic Acid is also called...
    DNA
  • What are the three parts of a nucleotide?
    Phosphate, Deoxyribose sugar, and Nitrogen base
  • The sides of a DNA ladder are made up of these two parts.
    Deoxyribose sugars and phosphates
  • Where is DNA found in prokaryotic cells?
    Floating in the cytoplasm.
  • Why is DNA important to organisms?
    DNA stores genetic information and gives organisms their characteristics.
  • The steps, or rungs, of the DNA ladder and made up of _________ paired together.
    Nitrogen bases
  • What is the word that describes DNA as being "half old and half new"?
    Semiconservative
  • This is the type of bond that holds together the two sides of the DNA ladder.
    Hydrogen
  • In what type of cells do we find DNA?
    Prokaryotic and Eukaryotic cells
  • What type of biomolecule is DNA?
    Nucleic Acid
  • The shape of a DNA molecule is called...
    a double helix
  • Before cells can divide, they must make a copy of their DNA. This process is called DNA ______________________.
    Replication
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