History of the Cell and DNA

Front

Who was the first person to see cells and when?

Back

Robert Hooke in 1665.

Front

What did Robert Hooke use to examine cork?

Back

A microscope.

Front

What did Robert Hooke name the geometric shapes he saw?

Back

Cells.

Front

Who was the first person to observe living cells under a microscope and when?

Back

Anton van Leeuwenhoek in 1673.

Front

What did Anton van Leeuwenhoek call the organisms he observed?

Back

Animalcules.

Front

Who observed that tissues of all plants contain cells and when?

Back

Matthias Schleiden in 1838.

Front

Who observed that tissues of all animals contain cells and when?

Back

Theodore Schwann in 1839.

Front

Who predicted that cells come from other cells and when?

Back

Rudolf Virchow in 1850.

Front

What are the three principles of the Cell Theory?

Back

1. All living things are made up of cells. 2. The cell is the basic structural unit of life. 3. New cells come from pre-existing cells.

Front

What is the difference between unicellular and multicellular organisms?

Back

Unicellular organisms are composed of one cell, while multicellular organisms are composed of many cells.