Laurier is a school of over 150 students. It is important that the building is kept adequately clean to prevent students from getting sick. Some places in the school that are overlooked by the caretakers, might have the most bacteria.
Which spot in the school is the dirtiest?
Considering the cleanliness of fish, the fish tank could very well be the dirtiest spot in the school.
The petri dish was sanitized and covered in the agar. The cotton swabs used to swab bacterial samples were dampened using water. The spots around the school were swabbed and brought back to the petri dish to prepare to grow the bacteria. To get the bacteria to transfer off the cotton swab and onto the agar, the cotton swab must be rolled around the entire surface of
Which spot in the school is the dirtiest?
Considering the cleanliness of fish, the fish tank could very well be the dirtiest spot in the school.
The petri dish was sanitized and covered in the agar. The cotton swabs used to swab bacterial samples were dampened using water. The spots around the school were swabbed and brought back to the petri dish to prepare to grow the bacteria. To get the bacteria to transfer off the cotton swab and onto the agar, the cotton swab must be rolled around the entire surface of