Gel Electrophoresis Lab Quiz: Questions & A+ Answers
What direction does the DNA travel? Right Ans - negative to positive
What tool was used to insert the DNA into the gel? Right Ans -
micropippeter
Is DNA positive or negative? Right Ans - negative
What virus was used? Right Ans - lambda virus
Which restriction enzyme was the ladder, or the one we compared all the
other results to? Right Ans - HindIII
What type of gel was used? Right Ans - agarose
What would occur if the voltage used was increased? Right Ans - The DNA
fragments would have travelled faster
What would occur if the voltage used was decreased? Right Ans - The DNA
fragments would have travelled slower
What would occur if the running time (of electrophoresis) was increased?
Right Ans - The DNA fragments would travel farther
What would occur if the running time (of electrophoresis) was decreased?
Right Ans - The DNA fragment would travel slower
What would occur if the amount of DNA used was increased? Right Ans -
The DNA bands would be darker
What would occur if the amount of DNA used was decreased? Right Ans -
The DNA bands would be lighter
What would occur if the polarity was reversed? Right Ans - The bands
would move the opposite way, causing them to fall off the gel and into the
buffer.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Zendaya. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.