The characteristic features to identify a nerve cell are:

Cell body with branched cytoplasmic extensions at one end long projections at the other end.

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Rounded or oval cells with bilobed nucleus and cytoplasmic granules.

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Spindle shaped cell with a big central nucleus.

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Red coloured, biconcave disc shaped, enucleated cells.

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Solution

The correct option is B Cell body with branched cytoplasmic extensions at one end long projections at the other end.
The nerve cells are present in the brain and the spinal cord. The nerve cells are composed of a cell body which is also known as soma containing the nucleus. There are branched extensions called dendrites on one side and the other pole, there is an elongated extension called the axon.
Thus, the correct answer is option A.

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