Download The cell is the basic unit of life. All living organisms are made of

Biology 1.2: Biology: The Definition of Life – The Cell
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The cell is the basic unit of life. All living organisms are
made of c______.
The building blocks of all organisms are c_____.
A protozoa has only one single c______.
A whale has billions and billions of c_____.
All organisms are made of and develop from a c______.
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All living things are composed of c_______.
C______ make up every living thing.
The body of a living organism is built of basic units called
c_______.
The c_____ is the smallest and simplest part of an organism
that can carry on all the activities necessary for life.
Some organisms are composed of only one cell - these
organisms are called unicellular. A life form made of only one
cell is u___________.
If a living thing has only one cell that performs all the
functions it needs to sustain life, it is u__________.
2
A bacterium is u__________ because it only has one c_____.
Some organisms are composed of many different cells - these
organisms are called multicellular. A life form made of many
cells is m___________.
If a living thing has many different cells that perform different
functions to sustain life for the whole organism, it is
m____________.
C______ are the common factor of all living things.
Every living thing - from the smallest bacterium to the largest
whale - begins life as a single c________.
A kangaroo, because it has many different cells to help it live,
is m_________.
3
A life form made of one cell is u___________.
A life form made of more than one cell is m___________.
A living thing can be just one c____. A living thing can be
more than one c_____.
Most of the living things we see around us are
m____________.
Most of the living things we cannot see around us, because
they are so tiny, are u__________.
A living thing with more than 1 cell is called m__________.
4
When an organism has many different cells it is
m__________.
A duck is m____________ because it has many different cells.
When an organism has more than one cell it is
m____________.
Organisms composed of more than one cell are
m______________.
The building blocks of all organisms are c__________.
All organisms are made of and develop from a c__________.
A life form made of only one cell is u___________.
If a living thing has only one cell that performs all the
functions it needs to sustain life, it is u____________.
A life form made of many cells is m____________.
5
If a living thing has many different cells that perform different
functions to sustain life for the whole organism, it is
m____________.
A living thing can be just one c____. A living thing can be
more than one c_____.
6