Tools and Procedures

A common measurement system Because experiments must be able to be repeated we need a common measurement system Scientist use the metric system to avoid confusion The metric system is a decimal system that uses multiples of 10

Metric system

Analyzing Data When analyzing data, scientist will often put it in a graph This makes it easier to understand and interpret

Microscopes Microscopes are devices that produce magnified images of structures that are too small to see with the unaided eye Light microscopes use a light rays to magnify the image Electron microscopes produce magnified images by focusing beams of electrons

Laboratory techniques a cell culture is when a group of cells is made from a single original cell Cell fractionation is used to separate the different cell parts