Answer:
(c) A cell is
the basic structural and functional unit of a living being. Each cell is made
up of molecules. The molecules exhibit movement during cellular reactions that
lead to life activities but there movements of molecules do not take place in
the cells.
The growth of a
living organism starts with the division of its cells. All living things have an
organized structure, which if breaks down leads to various diseases, disorders
and even death. Therefore, the living things have to repair and maintain their
structures through various processes. These life processes require energy which
is obtained from food.
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