| explain how penicillin works | 0.12 | 0.6 | 5418 | 28 | 16 |
| how does penicillin work against bacteria | 1.75 | 0.5 | 5454 | 41 | 72 |
| what can penicillin do | 1.76 | 1 | 2262 | 22 | 99 |
| how does penicillin g work | 0.8 | 0.3 | 678 | 26 | 32 |
| what is the purpose of penicillin | 1.01 | 0.6 | 4893 | 33 | 27 |
| what does penicillin solve | 1.86 | 0.2 | 1241 | 26 | 56 |
| what is penicillin's mechanism of action | 0.4 | 0.6 | 8245 | 40 | 42 |
| how does penicillin destroy bacteria | 0.66 | 0.6 | 6214 | 36 | 21 |
| how does penicillin affect bacteria | 0.23 | 0.5 | 6002 | 35 | 79 |
| how does penicillin work | 1.73 | 0.1 | 940 | 24 | 81 |
| how penicillin kills bacteria | 0.71 | 0.9 | 3567 | 29 | 53 |
| does penicillin fight bacteria | 1.52 | 0.5 | 8411 | 30 | 6 |
| how does penicillin attack bacteria | 1.79 | 0.8 | 3741 | 35 | 76 |
| how does penicillin function | 0.46 | 0.6 | 1989 | 28 | 84 |
| how do penicillin antibiotics work | 1.53 | 0.4 | 6827 | 34 | 76 |
| penicillin mode of action against bacteria | 0.47 | 0.1 | 5898 | 42 | 68 |
| penicillin effect on bacteria | 1.31 | 0.8 | 15 | 29 | 84 |
