5. • OUR BODY IS MADE UP
OF MILLIONS OF CELLS
• A CELL IS BASIC AND
SMALLEST UNIT OF LIFE
PRESENT IN ALL LIVING
ORGANISMS
The amoeba above is
made of only one cell
and it must perform all
the jobs of the
organism.
6. T I S S U E S
SAME TYPE OF CELLS JOIN TOGETHER
TO FORM A TISSUE
7. Organs
A GROUP OF DIFFERENT TISSUES
FORM AN ORGAN THAT PERFORMS
A PARTICULAR FUNCTION
Example: a heart is an
organ made of all four
tissues.
