In an experiment, a control is used to establish a baseline to compare the results of the main experiment to. Having a control group rules out any environmental variables, such as temperature and humidity, from affecting... More »

The control in an experiment is the sample or component that remains the same throughout the experiment. While other factors may act on other samples, this one remains the same. More »

The purpose of an experiment is to test a hypothesis and draw a conclusion. When a scientist has a question about the world or a fact that they wish to prove, they experiment. More »

The control is an important aspect of an experiment because it establishes the baseline that the experiment's subjects are compared to. Without a control, researchers would not have anything to compare the experiment's r... More »

Peptone is a nutrient in culture media that is a necessary to grow microorganisms and cells for accurate study results. Culture media refers to liquids or gels that are used to grow cultures. More »

A control setup in a scientific experiment is separate from the main experiment and is a setup in which the independent variable under investigation cannot affect the results. This isolates the effect of the independent ... More »

A baseline concussion test typically takes 30 to 45 minutes to administer and receive results, depending on the specifics of the test. These concussion tests are neurocognitive tests taken on a computer and used for comp... More »

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