ble arises during these
processes. No cell attempts to
do another's task or refuses to
perform its own task. Besides,
all these processes take place
with an extraordinary speed.
In the coming pages, we
will examine how daily tasks,
such as digestion, respiration,
seeing and hearing are, in real-
ity, quite splendid. We will wit-
ness that our cells sometimes
act like a chemist to produce
chemical substances, some-
times act like an engineer to
make calculations and some-
times work to meet the needs of
some other cells.
It is astonishing that all
these are achieved by cells that
are too small to be seen with
the naked eye. Moreover, the
AND OUR CELLS
GO UNDER THE
MICROSCOPE...
ner ve ce l l
red b l ood ce l l
ce l l s i n the eye
12
