Gel Electrophoresis Basics
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Objective
I can describe the principles of gel electrophoresis.
Part 1 of 4
Warm-up video
Amoeba Sisters · 7:55Vetted channel
We don't generate video — this one is by Amoeba Sisters on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 4
Key concepts
3 concepts
- 1
Gel electrophoresis separates molecules, especially DNA, based on their size and charge.
- 2
Restriction enzymes cut DNA into fragments, which are then loaded into wells in the agarose gel.
- 3
DNA fragments move towards the positive end of the gel, with shorter fragments moving faster and farther than longer fragments.
Part 3 of 4
Practice
11 questions
What property of DNA allows it to be separated using gel electrophoresis?
Describe the role of agarose in gel electrophoresis.
Part 4 of 4
Exit ticket
Quick comprehension check
“Describe how gel electrophoresis separates DNA fragments.”
Sample answer included in the free materials
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