Resistant Bacteria
Antibiotic resistance is a major example of evolution by natural selection happening in real-time.
Why is it important to finish a course of antibiotics?
What is Resistant Bacteria?
"Antibiotic resistance is the ability of bacteria to survive exposure to antibiotics, often due to mutations and natural selection."
Antibiotics such as penicillin are used to treat:
Why is it important that specific bacteria are treated with specific antibiotics?
Which statement about painkillers is correct?
Why is antibiotic resistance a serious problem?
Evolving Resistance
Mutations produce new strains of bacteria. Some may be resistant to an antibiotic.
Resistant bacteria survive and reproduce, while others are killed, leading to a resistant population.
MRSA is a well-known example of a "superbug" that is resistant to many common antibiotics.
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