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ANTIBIOTIC RESISTANCE ARISES IN
AN INDIVIDUAL BY RANDOM MUTATION
A BACTERIAL INFECTION IS
TREATED WITH AN ANTIBIOTIC,
KILLING MOST OF THE
NON-RESISTANT INDIVIDUALS
iii
Ps
vN THE RESISTANT SURVIVE, PASSING
00 0-0
ON THE MUTATION FOR ANTIBIOTIC
RESISTANCE
BINARY | |HORIZONTAL
FISSION| |GENE TRANSFER
ANTIBIOTIC RESISTANCE INCREASES
IN FREQUENCY IN THE POPULATION
KEY:
— = NORMAL BACTERIUM
=> =RESISTANT BACTERIUM
202