A practice Question that I need some help doing.

Thank you in advance.

6 The discovery of penicillin by Alexander Fleming in 1928 is often given as an example of serendipity in science. a) Describe the chance event that led to Alexander Fleming's discovery of penicillin. [1] b) Outline the work of Florey and Chain in developing penicillin. [3] c) Describe what happens to bacteria when they come into contact with penicillin. [2] d) The structure of a particular type of penicillin called dicloxacillin is shown in figure 5. State the name of the functional group in dicloxacillin, circled below. [1] Figure 5