An environmental scientist has completed a 5-year longitudinal study investigating how microplastic concentration affects the reproductive rates of freshwater zooplankton. Before the findings can be published in a prestigious marine ecology journal, the manuscript must undergo a process of peer review.
Discuss the purpose of peer review in the context of scientific research, commenting on its role in validating research alongside its potential limitations.
689 exam-style questions on AQA A Level Psychology Scientific processes. Each one has a worked solution and a mark scheme showing where the marks go.