Pronghorns are similar to antelopes and are native to North America. They live in open areas of grasslands. The photograph shows a pronghorn. Scientists measured the mass, resting metabolic rate and pulse rate of five mammals. The table shows the results. Describe the relationships between mass, resting metabolic rate and pulse rate shown in the table. (3) ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................ ................................................................................................................................................................................................................................................................................

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