Resistant bacteria 4.6.3.7

Question 1

How do bacteria develop antibiotic resistance?

Answer 1

• A mutation occurs in some bacteria giving them resistance to the antibiotic
• bacteria that are not resistant die and resistant survive
• Surviving bacteria reproduce passing on resistant gene
• Eventually the whole population is resistant

Question 2

What are the causes of antibiotic resistance?

Answer 2

• Overuse of antibiotics
• Not finishing a course of antibiotics
• Taking antibiotics when you don’t need them
• Excessive agriculture use of antibiotics

Question 3

How is the development of antibiotic going?

Answer 3

• costly and slow

- unlikely to keep up with the emergence of new strains