Gel Electrophoresis Quiz

Question 1

The process of separating DNA fragments based on size by using electricity to run DNA fragments through a gel

Answer 1

Gel electrophoresis

Question 2

A device that spins to separate the denser materials from the lighter materials dispersed in liquid

Answer 2

Centrifuge

Question 3

In addition of undesirable substance

Answer 3

Contamination

Question 4

The difference in electric potential between two points

Answer 4

Voltage

Question 5

A set of standards run on a gel during electrophoresis used to identify the approximate size of a DNA fragments

Answer 5

DNA ladder

Question 6

Equipment used in the lab to transfer a very small amount of liquid

Answer 6

Micropipette

Question 7

The negative electrode on the gel electrophoresis chamber

Answer 7

Black electrode

Question 8

The holes left when the comb is removed from the gel where the DNA samples are loaded

Answer 8

Wells

Question 9

A polysaccharide obtained from agar that is used as a supporting medium and electrophoresis

Answer 9

Agarose

Question 10

Substance that resists a change in pH

Answer 10

Buffer