The transfer of antibiotic-resistant genes from genetically engineered bacteria to disease-causing bacteria __________ .
A. would be of no concern if it occurred.
B. has occurred
C. can never occur
D. seems unlikely
Answer:D
The transfer of antibiotic-resistant genes from genetically engineered bacteria to disease-causing bacteria __________ .
A. would be of no concern if it occurred. B. has occurred C. can never occur D. seems unlikely