Cell Theory

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What is Cell Theory?

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Cell Theory is a fundamental scientific theory that states: 1) All living things are made up of one or more cells. 2) The cell is the basic unit of structure and function in living organisms. 3) All cells come from previously existing cells.

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Who proposed that all plants are made of cells?

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Matthais Schleiden proposed that all plants are made of cells.

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Who concluded that all animals are made of cells?

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Theodor Schwann concluded that all animals are made of cells.

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What does it mean that cells are the basic unit of life?

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It means that cells are the smallest units that can carry out all life processes.

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What is the significance of Rudolf Virchow in cell theory?

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Rudolf Virchow contributed to cell theory by stating that all cells come from previously existing cells.

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What is a cell membrane?

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A cell membrane is a protective barrier that surrounds the cell, controlling what enters and exits.

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What is a cell wall?

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A cell wall is a rigid outer layer found in plant cells that provides structure and support.

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Can you name an organism that has both a cell membrane and a cell wall?

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A maple tree has both a cell membrane and a cell wall.

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What is the role of cell division?

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Cell division is the process by which a cell divides to form new cells, allowing for growth and repair.

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What is the basic unit of structure and function in living things?

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The basic unit of structure and function in living things is the cell.