29. Which DNA strands move the fastest
through the gel when the electricity is turned
on?
C. short strands
A. long strands
B. medium strands
D. they all move the
same
30. This is the practice of inserting the DNA of
another species into an organism's DNA so
that the organism gains a new trait.
A. Cloning
B. Gel Electrophoresis
C. Genetic Engineering
D. DNA Fingerprinting
31. This is the practice of cutting DNA and
separating it by the size of the pieces.
A. Restriction enzymes
B. Genetic engineering
C. cloning
D. DNA fingerprinting
32. Bacterial DNA is
than human DNA
A. simplier
C. more complex
B. less simple
D. deadlier
33. A circular piece of DNA, found in bacteria is
called
A. mRNA
C. ribosome
B. a plasmid
D. nucleotide
34. A technique for making millions of copies of
a specific region of DNA.
A. DNA ligase
B. restriction enzymes
C. gel electrophoresis
D. polymerase chain reaction
35. All of the following are steps in polymerase
chain reaction except:
A. denaturation C. extension
B. annealing
D. prescribing​