The Wacky History of the Cell Theory

Front

What is the Cell Theory?

Back

The Cell Theory states that all living things are made up of cells, cells are the basic unit of life, and all cells come from pre-existing cells.

Front

Who concluded that all plants are made up of cells?

Back

Matthias Schleiden.

Front

Who concluded that all animals are made up of cells?

Back

Theodor Schwann.

Front

What did Schleiden believe about the origin of cells?

Back

He believed in Free-Cell Formation.

Front

What significant development occurred in the 1600s related to cells?

Back

The discovery and development of microscopes.

Front

What did Anton Van Leeuwenhoek do instead of buying a microscope?

Back

He built his own microscope.

Front

What is the significance of Anton Van Leeuwenhoek's work?

Back

He was the first to observe and describe single-celled organisms.

Front

What did the invention of the microscope allow scientists to do?

Back

It allowed scientists to see and study cells for the first time.

Front

What is a microscope?

Back

A microscope is an instrument used to see objects that are too small to be seen by the naked eye.

Front

What did early scientists believe about the formation of cells?

Back

They believed in spontaneous generation, where life could arise from non-living matter.