IB Biology: Cell Biology - The Cell Theory

This video tutorial covers the basics of cell biology, focusing on the three tenets of cell theory: all living organisms are made of cells, cells are the basic unit of life, and all cells develop from pre-existing cells. Through examples and analogies, the video explains the importance of cells in living organisms and addresses common misconceptions. It also provides a sample exam question to reinforce understanding.

In what way do single-celled organisms differ from multi-celled organisms regarding cell function?

What does the third tenet of the cell theory state?

Why is Sally's conclusion about the mold on the peach incorrect based on the cell theory?