Study the following table and answer the questions
1.What is the relation between weight of the heart and weight of the body?
2.What is the relation between weight of heart and its no.of heart beats?
3.Why rate of heart beat is more in animal with less weight?
4.From the above table which animal has highest heart beat rate per minute?
5.What do we conclude from the above table?
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By the term "ratio of heart-weight to body-weight "--a term which will be used frequently in this paper--is meant the number of grams of heart tissue for every kilogram of body-weight. For example, a ratio of 4.5 would mean four and one half grams of heart tissue per kilo of body-weight.
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