Cell Theory

Front

What is the basic unit of life according to cell theory?

Back

The cell is the basic building block of life.

Front

Who is credited with naming the cell after observing cork?

Back

Robert Hooke.

Front

What does cell theory state about the origin of cells?

Back

All cells come from pre-existing cells.

Front

What invention made it possible to discover and learn about cells?

Back

The microscope.

Front

Why are rocks considered non-living?

Back

Because they are not made of cells.

Front

What are the three main principles of cell theory?

Back

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

Front

What type of microscope is commonly used to observe cells?

Back

Light microscope.

Front

What is the significance of the cell membrane?

Back

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

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells do not have a nucleus or membrane-bound organelles, while eukaryotic cells do.

Front

What role do ribosomes play in a cell?

Back

Ribosomes are responsible for protein synthesis.