Study Non-human animal research in the Pearson Edexcel A Level Psychology specification, with the knowledge and exam application needed for accurate mark-scheme responses.
Andreas and Mikhael conducted a meta-analysis of research into causes of stress. They reviewed 60 research studies that had all tested the effect of stress triggers on stomach acidity levels in non-human participants.
They presented the data from their meta-analysis of the studies in Table 4.
Describe one of the requirements the researchers would have considered when conducting research into the effects of stress triggers using non-human animals.
Justify two reasons why the researchers may have chosen to use non-human animals for their studies of stress triggers and stomach acidity.
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