Cell Theory

An Amoeba is a unicellular, animal-like protist that lives in ponds and streams. According to cell theory, where did this cell come from?

• another pre-existing amoeba cell.
• energy from sun that allowed the protist to reproduce.
• a multicellular organism.
• the nonliving environment.

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NGSS.MS-LS1-1

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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NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which of the following is NOT a cell theory.

• All non-living things are made of cells
• All cells come from pre-existing cells
• Cells are the basic unit of structure and function of all living things

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NGSS.MS-LS1-1

All cells come from___________ cells.

• pregnant
• pre-existing
• paternal
• pin size

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NGSS.MS-LS1-1

What is the basic structural and functional unit of all living things? 

• atom
• cell
• molecule
• human

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NGSS.MS-LS1-1

NGSS.MS-LS1-2

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.

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NGSS.MS-LS1-1

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

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

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NGSS.MS-LS1-1

Which of the following scientists was the first to observe bacteria under a microscope?

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

Who discovered and named cells? 

• Captain Hook
• Robert Hooke
• Zacharias Janssen
• Rudolf Virchow

What did Hooke first examine? 

• Pond water
• Plant cells
• Cork
• Animal fat