Assume the two E.coli strains shown below are allowed to conjugate.
Hfr: pro+, arg+, his+, lys+, met+, ampicillin-sensitive
F: pro-, arg-, his-, lys-, met-, ampicillin-resistant
What supplements would you add to glucose minimal salts agar to select for a recombinant cell that is lys+, arg+, amp-resistant?
A) ampicillin, lysine, arginine
B) lysine, arginine
C) ampicillin, proline, histidine, methionine
D) proline, histidine, methionine
E) ampicillin, prolein, histidine, lysine
Answer: C