CELL-THE UNIT OF LIFE in 1 Shot: FULL CHAPTER COVERAGE (Theory+PYQs) || Prachand NEET
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Cells are fundamental units of life, explaining the structure and function using examples like bacteria and amoeba. Cell theory by Schleiden and Schwann solidifies the concept of all living organisms being composed of cells.
Insights
- Cells are the basic structural and functional units of life, forming the foundation of all living organisms.
- The study of cell biology, tracing back to scientists like Robert Hooke and Anton Van Leeuwenhoek, is crucial for understanding life processes.
- The cell theory, proposed by Matthias Schleiden and Theodor Schwann, establishes that all living organisms are composed of cells.
- Eukaryotic cells have a well-defined nucleus, cytoplasm, and membrane-bound organelles, distinguishing them from prokaryotic cells.
- Cell membranes, primarily composed of proteins and lipids, play a vital role in stability, fluidity, and selective permeability.
- Various cell shapes, sizes, and structures, such as those of RBCs, amoeba, and nerve cells, showcase the diversity and specialization within different cell types.
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What are cells considered in biology?
Cells are the basic units of life.
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