Cell Theory Review

which statement below about cells is true?

• all things are composed of cells

• all cells come from other cells

• all cells have a cell nucleus

• all cells contain organs and tissues

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NGSS.MS-LS1-1

what is the smallest unit of an organism that is classified as living?

• an atom

• a molecule

• an organ

• a cell

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in multicellular organisms, groups of cells that work together are called

• cytoplasm

• organelles

• nuclei

• tissues

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An organism made of only one cell is called _____ .

• Eukaryotic

• Mutlicellular

• Monocellular

• Unicellular

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The densely packed area of a cell that has the DNA and controls the cell's activities.

• Chloroplast

• Golgi Bodies

• Nucleus

• Mitochondria

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What is the order of organization within living things?

• Cells, tissues, organs, organ systems, organism

• Tissues, cells, organs, organ systems, organism

• Organism, cells, tissues, organs, organ systems

• Organism, organ systems, cells, tissues, organs

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NGSS.MS-LS1-1

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A nucleus is found within...

• Eukaryotic cells

• Prokaryotic cells

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This organelle takes food and turns it into ENERGY for plant and animal cells.

• Chloroplast
• Mitochondria
• Lysosome
• Ribosome

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NGSS.MS-LS1-2

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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