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Discuss two limitations to the use of electrical impulse for coordination, by animals.
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(i) It will reach only to those cells that are connected by nervous tissue, not each and every cell of the body. (1 Mark)
(ii) Once an electrical impulse is generated in a cell and transmitted, it will take some time to reset its mechanisms before it can generate and transmit a new impulse. (1 Mark)
(ii) Once an electrical impulse is generated in a cell and transmitted, it will take some time to reset its mechanisms before it can generate and transmit a new impulse. (1 Mark)