Cell Theory & Cell Theory Scientists

Front

What is the first principle of cell theory?

Back

All living organisms are composed of one or more cells.

Front

What is the second principle of cell theory?

Back

The cell is the basic unit of life.

Front

What is the third principle of cell theory?

Back

All cells come from pre-existing cells.

Front

Who is known for coining the term 'cell' after observing cork under a microscope?

Back

Robert Hooke.

Front

What did Anton van Leeuwenhoek discover using his microscope?

Back

He discovered 'animalcules' in pond water and dental scrapings.

Front

Which scientist contributed to the cell theory by stating that all plants are made of cells?

Back

Matthias Schleiden.

Front

Who proposed that all animals are made of cells?

Back

Theodor Schwann.

Front

What significant contribution did Rudolf Virchow make to cell theory?

Back

He stated that all cells come from other living cells.

Front

What is the significance of the cell membrane?

Back

It regulates what enters and exits the cell, maintaining homeostasis.

Front

What is the function of the nucleus in a cell?

Back

It houses the cell's genetic material and controls cellular activities.