Final answer:
Cells as the fundamental units of life in organisms
Explanation:
The Cell: The Smallest Unit of Life
A cell is the fundamental unit of structure and function in living organisms and is considered the building block of life. Cells can be unicellular (like bacteria) or multicellular (like plants and animals). All living things are made up of one or more cells.
Key Concepts:
- Cells are microscopic and can only be seen under a microscope.
- Plant and animal cells consist of cell membranes, cytoplasm, nucleus, and organelles like mitochondria and vacuoles.
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