Understanding antibiotic resistance
Understanding antibiotic resistance

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

Free course

Understanding antibiotic resistance

2 Antibiotic modes of action

This section focuses on the four main modes of antibiotic action that lead to inhibition of one of the following:

  • cell wall synthesis
  • protein synthesis
  • nucleic acid synthesis
  • metabolic reactions.

Don’t worry if you don’t understand all of these terms, as they will be explained in the next sections.

Described image
Figure 2 Main antibiotic modes of action.

Members of the same class of antibiotics share a characteristic structural feature that determines the drug’s affinity and specificity for target molecules in susceptible bacteria. You will now look in more detail at antibiotics that exemplify each of these four main modes of action.

UAR_1

Take your learning further

Making the decision to study can be a big step, which is why you'll want a trusted University. The Open University has 50 years’ experience delivering flexible learning and 170,000 students are studying with us right now. Take a look at all Open University courses.

If you are new to University-level study, we offer two introductory routes to our qualifications. You could either choose to start with an Access module, or a module which allows you to count your previous learning towards an Open University qualification. Read our guide on Where to take your learning next for more information.

Not ready for formal University study? Then browse over 1000 free courses on OpenLearn and sign up to our newsletter to hear about new free courses as they are released.

Every year, thousands of students decide to study with The Open University. With over 120 qualifications, we’ve got the right course for you.

Request an Open University prospectus371