The Cell Theory

Front

What is the Cell Theory?

Back

The Cell Theory states that: 1) All living things are made up of cells, 2) Cells are the basic unit of life, and 3) All cells come from other living cells.

Front

Who is known for discovering that all cells come from other living cells?

Back

Rudolf Virchow.

Front

Who first observed and named cells?

Back

Robert Hooke.

Front

What did Robert Hooke observe to name cells?

Back

He observed cork under a microscope.

Front

What are the three main principles of the Cell Theory?

Back

1) All living things are made of cells, 2) Cells are the basic unit of life, 3) All cells come from pre-existing cells.

Front

What did Anton van Leeuwenhoek discover in pond water?

Back

He discovered 'animalcules', which are now known as microorganisms.

Front

What is the basic unit of life?

Back

The cell.

Front

What did Matthias Schleiden contribute to the Cell Theory?

Back

He proposed that all plants are made of cells.

Front

What did Theodore Schwann contribute to the Cell Theory?

Back

He proposed that all animals are made of cells.

Front

What is the significance of the microscope in cell discovery?

Back

The microscope allowed scientists to observe cells for the first time, leading to the development of the Cell Theory.