Animals store most of their excess energy reserves as , and this is explained because .

Animals store most of their excess energy reserves as fat and this is explained because animals stores fat as a energy giving product and it keeps our body warm in winter

the  frequency of a wave represents  the number of wavelengths that pass a specific point per second. the unit for  frequency  is hertz (hz).

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answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]