Assuming mammals is required, the following results were found.
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Using a spirometer to investigate human lung function
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Studying animal behaviour
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Comparing the flower structure of different angiosperms
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Control of heart rate
how heart rate changes with temperature, or under the influence of other chemicals that are physiologically active in mammals and other vertebrates. There are details here of a procedure for investigating living Daphnia, and also a detailed report of a...
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