Cells, Cell Theory and Homeostasis

What is NOT a part of cell theory:

• all cells come from existing cells

• all cells have a nucleus

• all living things are made of cells

• cells are basic unit of structure and function in living things

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Robert Hooke, Anton van Leeuwenhoek, Theodor Schwann, Rudolf Virchow, and Matthias Schliden were all responsible for what theory?

• The Theory of Gravity

• The Theory of Relativity

• The Cell Theory

• The Theory of Continental Drift

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What tool do you use to view the cells?

• metric ruler

• centrifuge

• microscope

• telescope

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All living things are made up of...

• cells

• cell tissues

• organ

• organ systems

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What is the term to describe maintaining internal balance in the cell? 

• Diffusion

• Homeostasis

• Osmosis

• Active transport

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The survival of cells depends on maintaining homeostasis.

What will happen to a cell if homeostasis is not maintained?

• The cell will immediately divide.

• Many chemical reactions in the cell will slow down or even stop.

• The cell will eliminate wastes more efficiently.

• Cell processes will continue unchanged.

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The survival of cells depends on maintaining homeostasis. What will happen to a cell if homeostasis is not maintained?

• The cell will immediately divide.

• Cell processes will continue unchanged

• The cell will eliminate wastes more efficiently.

• Many chemical reactions in the cell will slow down or even stop.

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What are some other ways cells help with Homeostasis?

• Remove Waste

• Reproduce

• Remove CO2

• Damaged Cells Die

• Take In Nutrients

One part of the cell theory states that cells come from other cells. Which reasoning below best explains that this part of the cell theory applies to all organisms?

• 
  The cells of all organisms excrete waste

• 
  The cells of all organisms have cytoplasm

• The cells of all organisms divide to make more cells

• The cells of all organisms take in nutrients from their environment

What evidence proves that all cells come from other cells?

• cell divides

• cells have nuclei

• cells move around

• cells have cell membrane

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