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cells    音标拼音: [s'ɛlz]


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  • Cell | Definition, Types, Functions, Diagram, Division, Theory, Facts . . .
    Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things Most cells have one or more nuclei and other organelles that carry out a variety of tasks Some single cells are complete organisms, such as a bacterium or yeast
  • Overview of Cells - Visible Body
    Cells are the microscopic units that make up living organisms Learn about the characteristics and structures that all cells have in common
  • Cell - National Human Genome Research Institute
    All cells can be sorted into one of two groups: eukaryotes and prokaryotes A eukaryote has a nucleus and membrane-bound organelles, while a prokaryote does not Plants and animals are made of numerous eukaryotic cells, while many microbes, such as bacteria, consist of single cells
  • What Is a Cell? | Learn Science at Scitable - Nature
    Some cells are organisms unto themselves; others are part of multicellular organisms All cells are made from the same major classes of organic molecules: nucleic acids, proteins, carbohydrates





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