Multiple Choice Questions

a twisted ladder
  • Look at the DNA molecule shown to the right. What does it look like?
  • Based on this picture, how do you think a DNA molecule makes a copy of itself?
  • What makes up the sides of the DNA molecule?
  • What are the two DNA components shown in the Gizmo?
4 (Adenine, Cytosine, Guanine, and Thymine)
  • What are the two DNA components shown in the Gizmo?
  • What are the three parts of a nucleotide?
  • How many different nitrogenous bases do you see?
  • Why is DNA replication such a important process?
nucleoside and phosphate
  • What are the three parts of a nucleotide?
  • What are the two DNA components shown in the Gizmo?
  • What makes up the rungs of the DNA molecule?
  • What makes up the sides of the DNA molecule?
Adenine
  • Guanine joins to
  • Thymine joins to
  • Adenine joins to
  • Cytosine joins to
Because a cell cannotgrow and reproduce (or divide) unless DNA has been replicated.
  • What makes up the sides of the DNA molecule?
  • What are the two DNA components shown in the Gizmo?
  • Why is DNA replication such a important process?
  • How many different nitrogenous bases do you see?
phosphate, sugar and nitrogenous base
  • What makes up the sides of the DNA molecule?
  • What are the two DNA components shown in the Gizmo?
  • What makes up the rungs of the DNA molecule?
  • What are the three parts of a nucleotide?
nitrogenous bases
  • What are the two DNA components shown in the Gizmo?
  • What makes up the rungs of the DNA molecule?
  • What makes up the sides of the DNA molecule?
  • What are the three parts of a nucleotide?
it splits and untwists
  • What are the two DNA components shown in the Gizmo?
  • Based on this picture, how do you think a DNA molecule makes a copy of itself?
  • Look at the DNA molecule shown to the right. What does it look like?
  • An eznyme is a protein that facilitates certain cell processes. Click release enzyme to release DNA helicase. What does this enzyme do to the DNA molecule?
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Multiple Choice Questions
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