GGR107H1 Chapter : 8.5, 8.6.pdf
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8. 5. 1 sound nutrition research begins with the scientific method. Scientific method is an experimental method used to test scientific results. Scientists propose a hypothesis and then they try to test it. This is then tested on rat in an experiment if the rats are not cured then the hypothesis is not supported. If the rats are cured then the hypothesis is supported. It is important to investigate this in a peer reviewed article. Sometimes there are other studies that have found the same trends in data. There are different methods used to confirm a hypothesis. There could be lab experiments: done in a lab. Experimental studies often involve two groups; a treatment group and a control group. The variables in both experiments must be the same. If the experiment didn t go as planned then it is important to revise the hypothesis and perhaps perform the experiment again. A person who studies the effects of genes on health.
