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  • Cell
    Cilia (singular: Cilium) are microscopic, hair-like structures or cell organelles present on the surface of some cells that help in locomotion. For example, the surface of Paramecium cells is...

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  • Cell
    Different cell organelles perform the following functions: Cell wall is present only in plant cells. It protects the cell from external world, provides rigidity and shape as well as support. Cell...

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  • Cell
    The cytoskeleton is a semi-rigid structure contained in a cell's cytoplasm, allowing bracing within the cell, similar to the skeleton of more complex organisms. The cytoskeleton performs several...

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  • Cell
    Cytoplasm is a substance made largely of protein and water that fills the otherwise-empty spaces in a cell's body. Since the cell is a membrane with functioning organelles inside it, without the...

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  • Cell
    Microtubules are formed from a type of protein called tubulin, and are part of the cytoskeleton in a cell's cytoplasm. They are found only in eukaryotic cells, not in prokaryotic cells. In a...

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  • Cell
    Respiration is the process by which cells break down food source molecules into energy that can be used by the cell to continue its functions. Respiration occurs in the presence of oxygen, which is...

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