Which of the following devices is used to read pencil or pen marks or a multiple-choice answer sheet? eces (A) (B) (C) (D) POS OMR OCR MICR​

these  signals travel  down a part of the neuron called the axon, which is like a wire that carries the  signal  to othernerve  cells. on average a  nerve  cell sends a  signal  at about 50 meters per second, which is over 100  miles  an hour!

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answer ingenuity;