Antibiotic resistance

• How does resistance happen?


  Through a new genetic mutation that helps the bacterium survive or by getting DNA from a bacterium that already is resistant
• When bacteria evolve to become able to survive exposure to antibiotics, we say that they have developed?

  Antibiotic resistance
• To reduce the rise and spread of antibiotic resistance, should we increase or decrease the use of antibiotics?

  Decrease
• Are antibiotics effective at treating viral diseases?


  No
• Give 3 reasons antibiotic resistance is becoming more common?

  • Doctors often prescribe antibiotics in cases where they aren't necessary. For example, mild or viral infections
  • Many people don't take the full course of antibiotics, so not all the bacteria are killed
  • Huge amounts of antibiotics are given to farm animals in order to make them grow faster