Practice - Visualization
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Practice Questions
Test your understanding with targeted questions
What is the main purpose of gel electrophoresis?
💡 Hint: Think about how we analyze or observe something.
Name one staining agent used in gel electrophoresis.
💡 Hint: This agent helps visualize DNA in a gel.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What technique is primarily used to separate DNA fragments?
💡 Hint: Think about the technique involving gels and electric current.
True or False: Ethidium bromide is a safe chemical used without precautions.
💡 Hint: Consider the safety information related to chemicals in labs.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A scientist runs a gel electrophoresis experiment with two DNA samples: one from a genetically modified plant and one from its wild-type counterpart. After staining, the modified plant shows an additional band. Discuss the implications of this result.
💡 Hint: Consider what additional bands indicate in terms of DNA sequences.
You are tasked with designing a gel electrophoresis experiment for a forensic lab. What steps would you take to ensure accurate and reliable visualization of DNA? Discuss the considerations for gel design, staining, and viewing methods.
💡 Hint: Think about how to avoid common pitfalls in DNA analysis.
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Reference links
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