Chapter 3 Flashcard 1

Front

What is the purpose of staining cells before mounting them on a slide?

Back

Staining cells enhances the visibility of structures, such as nuclei, under a light microscope.

Front

What does the cell theory state about organisms?

Back

The cell theory states that all living organisms are made up of one or more cells.

Front

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

Back

The cell is the basic unit of life that can carry out all processes of life.

Front

What does it mean that cells arise from pre-existing cells?

Back

This means that new cells are produced from the division of existing cells.

Front

Why is it difficult to see the nuclei of cells under a light microscope?

Back

Nuclei are often small and transparent, making them hard to distinguish without staining.

Front

What happens to the appearance of letters when viewed under a light microscope?

Back

The letters may appear inverted or reversed, depending on the microscope's optics.

Front

What is the significance of the statement 'All organisms are made up of one or more cells'?

Back

This emphasizes that cells are fundamental to the structure of all living things.

Front

What is an example of a unicellular organism?

Back

An example of a unicellular organism is an amoeba.

Front

What is an example of a multicellular organism?

Back

An example of a multicellular organism is a human.

Front

What role do microscopes play in studying cells?

Back

Microscopes allow scientists to observe and study the structure and function of cells.