Practice - Selection and Screening
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Practice Questions
Test your understanding with targeted questions
What is the main purpose of selection in genetic engineering?
💡 Hint: Think about why we would want to sort successful transformations.
What is a marker gene?
💡 Hint: Consider what traits these genes confer to the cells.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary goal of the selection process in recombinant DNA technology?
💡 Hint: Think about what happens after inserting DNA.
True or False: Marker genes are used to prevent untransformed cells from growing in selective media.
💡 Hint: What trait allows survival?
1 more question available
Challenge Problems
Push your limits with advanced challenges
Consider a situation where a scientist is trying to introduce a gene into a bacterial strain with antibiotic resistance. However, bacteria are also developing resistance. What implications does this have for the selection process?
💡 Hint: Think about the relationship between selectable markers and natural evolution.
A researcher used a marker gene linked to color change in a plant population. Explain the benefits and drawbacks of using visual screening in this context.
💡 Hint: What could lead to incorrect conclusions in visual screening?
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