Biology, 09.04.2020 22:13 damianb25

Justin designed an experiment to find out how running up bleachers affects his heart rate. first he records his resting heart rate and then turns up the bleachers 10 times. each time he reaches the top, he records his heartrate then rests 20 minutes. which is involved in justins experiment?
A. replication
B. repetition
C. both repetition and replication
D. neither repetition nor replication

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Justin designed an experiment to find out how running up bleachers affects his heart rate. first he...

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