What causes antibiotic resistance? - Kevin Wu

Important Vocabulary Words From The Video


When someone is unharmed, they are not injured in any way. They might be unharmed by the accident, or they might be unharmed by the other person's words.

  • He was unharmed by the accident, and he was able to help the other drivers.
  • The unharmed soldiers were able to retreat and protect themselves.

To proliferate is to grow in number or quantity. When you proliferate something, you make it more common or widespread.

  • The disease is proliferating because it is spreading through the population.
  • The plant proliferates because it is producing flowers.

Lactam is a type of antibiotic that is used to treat infections. It is usually given as a pill, but it can also be given in a shot.

  • The lactam is effective against both grampositive and gramnegative bacteria.
  • The lactam is being used as a last resort because other antibiotics have not been very effective.

Oxacillin is a type of antibiotic that is used to treat a variety of infections. It is also used to treat pneumonia.

  • The antibiotic oxacillin is effective against a wide variety of bacteria.
  • The antibiotic oxacillin is not effective against MRSA.

Lactams are a type of antibiotic. They are usually used to treat infections caused by bacteria.

  • The lactams will kill the bacteria in the milk.
  • The lactams will kill the bacteria in the wound.

unimpeded means free from obstruction or interference. This is usually used in the context of travel or communication.

  • The shipment arrived unimpeded and without any problems.
  • The telephone line was unimpeded, which was a relief.

Quinolones are a type of antibiotics that are used to treat infections. They are sometimes called "last resorts," because they are not always effective, and they can be dangerous if they are not taken properly.

  • The quinolones are not effective against this type of infection.
  • The quinolones are very dangerous if they are not taken properly.