

![]() | Project title | Acne medication and bacteria
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| Difficulty Level | High school | |
| Project page |  Click here to view this science project | |
Description | ||
| This science fair project aims to validate the effectiveness of acne medications in preventing the growth of bacteria. This experiment will be carried out using 3 types of acne medication – Tetracycline, Clindamycin and Benzoyl peroxide. | ||
Instructions preview | ||
| 1. The independent variable of this science fair project is the type of acne medication used - Tetracycline, Clindamycin and Benzoyl peroxide. The dependent variable is the size of the inhibition zone (the area free of bacteria). This is determined by measuring the diameter of the area using a ruler. The constants (control variables) are the room temperature, the concentration of the medication and the ingredients in the Petri dish . 2. Three Petri dishes are prepared using the agar and stored in the refrigerator. The Petri dishes are brought to room temperature before the start of experiment by ..... | ||