Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Plasmids? A. can be used to cut DNA B. can be used to insert DNA into bacteria C

ID: 10517 • Letter: P

Question

Plasmids?
A. can be used to cut DNA
B. can be used to insert DNA into bacteria
C. can be used to digest protiens
D. A and C E. all of the above

Name the technique used to increase a quantity of DNA?
A. Plastid technology
B. genetic engineering
C. PCR
D. RNA
E. Recombinant DNA Technology

What tool does one use to seperate DNA fragments?
A. an electron microscope
B. a cyclotron
C. a mass spectrograph
D. a Polyacrylamide gel
E. a centrifuge (high speed)

DNA fragments have
A. RNA tails
B. RNA heads
C. a net negative charge
D. a net positive charge
E. combined with RNA

Explanation / Answer


Plasmids?
B. can be used to insert DNA into bacteria


Name the technique used to increase a quantity of DNA?
C. PCR
PCR produces more copies of DNA within few minutes hours

What tool does one use to seperate DNA fragments?
D. a Polyacrylamide gel
Polyacrylamide gel electrophoresis is used to seperate DNA fragments and for identification


DNA fragments have
D. a net positive charge
coiling and packing DNA with proteins, is created with help net positive charge of DNA fragments