DNA Structure
Grade 8•45 minutes
Learning Objective
I can explain how the structure of DNA allows it to carry genetic information.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. Describe the three main components of a nucleotide and explain how they are linked together in a DNA strand.
2. Explain the difference between purines and pyrimidines, and identify which nitrogenous bases belong to each group.
3. Explain how the double helix structure of DNA is formed, including the roles of the sugar-phosphate backbone and the nitrogenous base pairings.
...and 4 more questions
Educational Video
DNA Structure
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