Cells and Cell Theory

  There are three parts to the cell theory. Which is NOT one of those parts?

• All organisms are composed of one or more cells.

• The cell is the basic unit of structure and organization in organisms.

• Cells spontaneously arise from carbon and nutrients carried in the bloodstream.

• All cells come from pre-existing cells.

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A plant and an animal are both living things. According to the Cell Theory, what can you conclude about these two very different organisms?

• Plants have cells but animals do not.
• They are both made of one or more cells. 
• They both come from the same kind of cell.
• They both come from a non-living organism.

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Which scientist realized that, by studying samples under a microscope, all animals are made up of cells?

• Rudolf Virchow

• Robert Remak

• Theodor Schwann

• Isaac Newton

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Which scientist looked at dental scrapings & pond water and called the single-celled organisms "animalcules"?

• Van Leeuwenhoek

• Hooke

• Pasteur 

• Virchow

  Which invention was the most important thing that helped scientists develop the cell theory?

• compound light microscope

• petri dish

• scanning electron microscope

• dissection tools

He stated that a new cells come from already existing cells

• Robert Hooke

• Theodor Schwann

• Rudolf Virchow

• Matthias Jakob Schleiden

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He discovered the cells through his observation on a slice of cork

• Anton van Leeuwenhoek

• Robert Hooke

• Matthias Jakob Schleiden

• Zacharias Janssen

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Cellular Respiration occurs within me and I am in BOTH plant and animal cells. I am a....

• Nucleus

• Golgi Body

• Cytoskeleton

• Mitochondria

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The main difference between prokaryotic and eukaryotic cells is that

• prokaryotic cells are always larger
• prokaryotic cells do not have a cell membrane
• eukaryotic cells have a smaller cell nucleus
• eukaryotic cells have a more advanced cellular organization

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A cell stores food, water or waste products in

• chloroplast
• nuclei
• ribosomes
• vacuole