biotech quiz-Gel Electrophoresis 2017

Restriction Enzymes . . . 

• cut DNA at precise locations
• help bacteria to pick up DNA
• move DNA through a gel
• copy DNA

What charge does DNA move towards?

• positive

• negative

• neutral

Gel electrophoresis enables scientists to

• separate DNA fragments.
• combine DNA fragments.
• count the genes in DNA.
• insert DNA in cells.

What applications can gel electrophoresis be used for?

• Parental Testing
• Criminal Investigations
• Sequence Endangered Species DNA
• All of the above

Which two bear species are most closely related?

• Bear 1 and Bear 2

• Bear 1 and Bear 3

• Bear 2 and Bear 3

• There’s no way to tell

Based on these results whose blood was found in the blood stain at the crime scene?

• Bob
• Sue
• John
• Lisa

Which suspect is linked to the crime scene by this DNA analysis

• Suspect A
• Suspect C
• Suspect D
• Suspect B

In gel electrophoresis, the smallest DNA fragment will appear

• closest to the starting wells

• farthest from the starting wells

• three quarters away from the starting wells

• it depends on how many fragments there are

During gel electrophoresis, DNA moves from the ___ end to the ___ end.

• positive, negative
• negative, positive

This image is an example of which DNA Technology process?

• PCR
• Blotting
• Gel Electrophoresis
• Cloning