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Option 2 : Nerve Cell
- The nerve cells or neurons are the longest cells in the human body with some neurons being as long as 1-1.5 meters.
- These cells are responsible for transmitting signals throughout the body.
- A typical neuron consists of 3 parts
- the cell body consisting of the nucleus and protoplasm,
- branching structures called dendrites which help in the transportation of impulse, and
- extension of the cell body called axon which helps to further transmit impulse and extend cell.
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