Suppose bacteria are grown on a petri dish that contains nutrient agar and the antibiotic ampicillin.After observing the bacteria growth on the plate for two days,you notice that only some of the bacteria have survived.What is a plausible explanation for your observations?
A)Some of the bacterial DNA was not able to replicate because it lacked some of its own genetic material.
B)The bacteria that survived were transformed with a plasmid that contains the resistance gene for ampicillin.
C)The pili of the bacterial could not attach to the ampicillin.
D)F plasmids were not present to transfer bacterial DNA.

Question

Quizplus · Accepted Answer

The bacteria that survived were transformed with a plasmid that contains the resistance gene for ampicillin. This enabled them to survive and grow in the presence of the antibiotic.

Suppose Bacteria Are Grown on a Petri Dish That Contains