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Questions and Answers
Which of the following is a step in properly micropipetting?
Which of the following is a step in properly micropipetting?
- Releasing the plunger slowly and steadily (correct)
- Using the same pipette tip for multiple samples
- Holding the micropipette at an angle
- Depressing the plunger quickly and forcefully
What is the purpose of pre-wetting the pipette tip before aspirating a sample?
What is the purpose of pre-wetting the pipette tip before aspirating a sample?
- To increase the accuracy of the volume measurement
- To prevent air bubbles from forming in the pipette tip (correct)
- To ensure the tip is clean and free of contaminants
- To remove any remaining liquid from the previous sample
Why is it important to use a new pipette tip for each sample?
Why is it important to use a new pipette tip for each sample?
- To ensure consistent results
- To minimize the risk of cross-contamination
- To prevent contamination between samples (correct)
- To save time and resources
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