GEL ELECTROPHORESIS

Flashcard
•
Biology
•
9th - 12th Grade
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is gel electrophoresis?
Back
A laboratory technique used to separate DNA, RNA, or proteins based on their size and charge.
2.
FLASHCARD QUESTION
Front
What is the principle behind gel electrophoresis?
Back
Molecules are pulled through a gel matrix by an electric field, with smaller molecules moving faster than larger ones.
3.
FLASHCARD QUESTION
Front
What is the role of agarose gel in gel electrophoresis?
Back
Agarose gel acts as a medium that allows the separation of nucleic acids or proteins based on size.
4.
FLASHCARD QUESTION
Front
What is the purpose of a DNA ladder in gel electrophoresis?
Back
A DNA ladder is a set of known DNA fragments used as a reference to determine the size of unknown DNA samples.
5.
FLASHCARD QUESTION
Front
What does it mean if bands on a gel electrophoresis result are of different intensities?
Back
Different intensities indicate varying amounts of DNA or RNA present in the samples.
6.
FLASHCARD QUESTION
Front
How can gel electrophoresis be used in forensic science?
Back
It can be used to compare DNA samples from crime scenes to suspects to establish identity.
7.
FLASHCARD QUESTION
Front
What is the significance of the buffer solution in gel electrophoresis?
Back
The buffer solution maintains pH and provides ions that carry the electric current during electrophoresis.
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