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Bookmark or Share- 4.1: Studying Cells - Cells as the Basic Unit of LifeCells as Building Blocks. A cell is the smallest unit of a living thing. A living thing, whether made of one cell (like bacteria) or many cells (like a human), is called an organism. Thus, cells are the basic building blocks of all organisms.
- Cell | Definition, Types, Functions, Diagram, Division, Theory, & Facts ...Cell, in biology, the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed. A single cell may be a complete organism in itself, such as a bacterium, or it may acquire a specialized function, becoming a building block of a multicellular organism.
- Cells - The Building Blocks of Life | Ask A BiologistCells are amazing. They are all made of similar building blocks, but they do many different things depending on how they are programmed. Some cells carry oxygen to parts of our body. Other cells defend against invading bacteria and viruses.
- How did life originate? - Understanding EvolutionSimple organic molecules, similar to the nucleotide shown below, are the building blocks of life and must have been involved in its origin. Experiments suggest that organic molecules could have been synthesized in the atmosphere of early Earth and rained down into the oceans.
- What Is a Cell? | Learn Science at Scitable - NatureTrees in a forest, fish in a river, horseflies on a farm, lemurs in the jungle, reeds in a pond, worms in the soil — all these plants and animals are made of the building blocks we call cells....
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