Cellular Organization and the Cell Theory

Who noted that animals are made of cells and helped write the first two part of The Cell Theory? 

• Rudolf Virchow

• Anton van Leeuwenhoek

• Theodor Schwann

• Robert Hooke

Who discovered that cells come from preexisting cells and whose research lead to the major principles of cell theory?

• Matthias Schleiden

• Robert Hooke

• Zacharias Janssen

• Rudolf Virchow

Which is not a part of cell theory?

• All organisms are made of cells

• All existing cells come from preexisting cells

• All matter is composed of living cells

• The cell is the most basic unit of life

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Basic unit of life

• Cell

• Tissue

• Organ System

• Function

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Match the cell theory contributor with their correct invention/discovery

• Antoni van Leeuwenhoek

• Discovered cells and coined the term "cell"

• Robert Hooke

• Invented the first compound microscope

• Hans and Zacharias Janssen

• Discovered red blood cells and bacteria

• Matthias Schleiden

• Discovered that all animals are made of cells

• Theodor Schwann

• Discovered that all plants are made of cells

According to cell theory, all ​ (a)   are made of ​cells, cells are the smallest units of life, and all cells come from other ​ (b)   .

• living things

• cells

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The ​ (a)   part of cell theory states that every ​ (b)   thing is made up of ​ (c)   or more ​ (d)  

• first

• living

• one

• cells

• second

• third

• non-living

• two

• organisms

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The​ first part of cell theory states that every ​ (a)   thing is made up of ​ (b)   or more ​ (c)  

• living

• one

• cells

• non-living

• two

• organisms

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The ​ third part of the cell theory states that the ​ (a)   ​ (b)   of life is the ​ (c)  

• basic

• unit

• cell

• standard

• measurement

• nucleus

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The ​ (a)   part of cell thory states that all ​ (b)   ​ come from ​ (c)   ones.

• second

• cells

• pre-existing

• first

• third

• living things

• new

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