Restriction enzymes (Multiple Choice)

Restriction enzymes
  a. make staggered cuts.
  b. function only at sticky ends.
  c. produce uniform lengths of DNA.
  d. function only in genetic laboratories.
  e. are fragments of DNA.

Question 2

Restriction enzymes
  a. often produce staggered cuts in DNA that are useful in splicing genes.
  b. are like most enzymes in that they are very specific in their action.
  c. are natural defense mechanisms evolved in bacteria to cut apart short sequences of DNA.
  d. are used along with ligase and plasmids to achieve genetic recombination.
  e. all of these