Late 1600s – Dutch scientist Antonie van Leeuwenhoek constructed a microscope with a single spherical lens. It magnified up to ×275. 1800s - the optical quality of lenses increased and the microscopes ...
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Not all online content can be trusted. When using the internet, it is important to understand the threats that may occur. Technology is rapidly evolving and as a result, the way that criminals are ...
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