Learn: Core Practical 1 - Caffeine and Daphnia Heart Rate
Pearson Edexcel Level 3 Advanced GCE in Biology A (Salters-Nuffield) (9BN0)
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Why are Daphnia often used in biological research?
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Caffeine increases heart rate by blocking {{blank0}} receptors, which normally {{blank1}} nerve activity.
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If a Daphnia's heart beats 15 times in 10 seconds, what is its heart rate per minute?
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Which of the following are ethical practices when using Daphnia in experiments? (Select all that apply)
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