Nissl's granules are found in the cyton of nerve cells. These have an affinity for basic dyes. The granules are made up of:

Match the following:

Column-$I$	Column-$II$
$1$. Cell body	$p$. Transmit impulses towards the cell body
$2$. Dendrites	$q$. Transmit impulses away from the cell body
$3$. Synaptic vesicles	$r$. Contain cytoplasm and granular bodies
	$s$. Neurotransmitters

Four healthy people in their twenties faced injuries resulting in damage and death of a few cells given below. Which of the cells are least likely to be replaced by new cells?

Multipolar nerve cells are present in

Unipolar neurons can be seen in the

Four healthy people in their twenties were involved in injuries resulting in damage and death of a few cells of the following types. Which of these cells are least likely to be replaced by new cells?