A scientist might work in a laboratory, out in nature, at a special office, as a professor, as a writer or journalist, and more! To answer puzzling questions, scientists might do everything from performing tests and collecting surveys to brainstorming and daydreaming! Scientists use all kinds of different tools for their jobs: Computers, telescopes, microscopes, rulers, thermometers, barometers, scales, beakers and test tubes, and much more!
The bacteria that causes the bubonic plague is called Yersinia pestis. This bacteria also causes the other two forms of plague: septicemic plague and pneumonic plague (see Types of Plague).
Within two to six days of exposure to the bacteria that causes the bubonic plague, symptoms may develop, such as: 1  Headache. 2  Chills. 3  Fever. 4  Weakness. 5  Swollen, tender lymph glands (called buboes, hence the name bubonic).ithin two to six days of exposure to the bacteria that causes the bubonic plague, symptoms may develop, such as: 1  Headache. 2  Chills. 3  Fever. 4  Weakness. 5  Swollen, tender lymph glands (called buboes, hence the name bubonic).