How does Propionibacterium acnes cause acne in humans? Overuse of antibiotics can cause bacteria to clog pores in humans.
This type of bacteria is found on the human skin, and it can clog pores.
This type of bacteria often enters a cut and causes an infection in humans.
Close contact with an infected person can lead to acne in humans.

The scientific method is a series of steps followed by scientific investigators to answer specific questions about the natural world. it involves making observations, formulating a hypothesis, and conducting scientific experiments.the steps of the scientific method are •observation-the first step of the scientific method involves making an observation about something that interests you•question-once you've made your observation, you must formulate a question about what you have observed. •hypothesis-once you've made your observation, you must formulate a question about what you have observed. •experiment-once you've developed a hypothesis, you must design and conduct an experiment that will test it.•results-the results are where you report what happened in the experiment. •conclusion-the final step of the scientific method is developing a conclusion.i hope that this you : )

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