Unit 2 Cells

Which statement was NOT included in cell theory?

• All living things are composed of cells.

• Living cells come only from other living cells.

• Each cell contains a cell membrane, cytoplasm, nucleus, mitochondria, and endoplasmic reticulum.

• Cells are the smallest structure of living things that can perform the functions necessary for life.

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This early cell theory scientist looked in a microscope and discovered "animalcules" in the gunk from his teeth and pond water.

• Schleiden

• Leeowenhoek

• Hooke

• Virchow

• Schwann

Who discovered and named cells while looking at cork?

• Captain Hook

• Robert Hooke

• Matthais Schleiden

• Rudolf Virchow

What was Schleiden convinced of?

• All plants are made of cells

• All animals are made of cells

• All cells are prokaryotic

• None of the above

Who noted that all animals are made of cells and helped write the first two parts of cell theory?

• Rudolf Virchow

• Anton van Leeuwenhoek

• Theodor Schwann

• Robert Hooke

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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

All living things are made up of...

• cells

• tissues

• organ

• organ systems

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

• atom

• cell

• bacteria

• animalcules

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NGSS.MS-LS1-2

All cells -----

• come from other dead cells

• come from other living cells

• crystallize out of the air

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Which is true of prokaryotic and eukaryotic cells?

• Prokaryotic cells are larger than eukaryotic cells.

• Eukaryotic cells do not have nuclei, and prokaryotic cells do have nuclei.

• Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.

• Eukaryotic cells are simpler than prokaryotic cells.