Cell Theory

What are the parts of the cell theory? Select all that apply.

• The cell is the fundamental unit of structure and function in living things.

• All organisms are made up of one or more cells.

• Cells arise from other cells through cellular division.

• Only Animals have cells.

• Plants are the only living things with cells

What is one way in which all living things on Earth are alike?

• All living things have hair.
• All living things are made of cells and come from other cells.
• The cells of all living things have chloroplast.
• All living things can move. 

The invention of the microscope made it possible for people to discover and learn about

• Plants
• Skin 
• Animals 
• Cells

Which of the following statements is not part of the cell theory?

• Cells are the basic unit of structure and function in all living things.
• All cells are produced from other cells.
• Only animal cells are composed of cells.
• All living things are composed of cells.

Which of the following scientists was the first to observe bacteria?

• Anton van Leuwenhoek
• Matthais Schleiden
• Robert Hooke
• Theodor Schwann

Which of the following scientists concluded that all animals are made of cells?

• Rudolf Virchow
• Matthais Schleiden
• Robert Hooke
• Theodor Schwann

Which of the following scientists contributed to the cell theory?

• Rudolf Virchow, Robert Hooke, Anton van Leuwenhoek
• Matthais Schleiden, Theodor Schwann, Rudolf Virchow
• Robert Hooke, Theodor Schwann, Anton von Leuwenhoek
• Theodor Schwann, Matthais Schleiden, Robert HookeOption 4 (optional)

"All animals are made of cells". This fact was discovered by...

• Matthias Schleiden
• Theodor Schwann
• Robert Hooke
• Rudolf Virchow

All plants are made of cells.  This was discovered by....

• Matthias Schleiden
• Rudolf Virchow
• Robert Hooke
• Aristotle

Which invention from the 17th century allowed for the development of modern cell theory?

• x-rays
• computers
• the light microscope
• the scanning electron microscope