Whether tiny microorganisms or massive mammals, all life forms on our planet are made up of the same basic building blocks called cells. While single-celled organisms consist of just one cell, complex organisms like humans are made up of billions of these microscopic units.
What Exactly is the Fundamental Unit of Life?
Simply put, a cell is the smallest unit of life. From a structural perspective, it is a structure enclosed by a membrane, housing various other organelles that perform specific tasks.
Essential Components of a Cell
An average animal cell comprises the following elements:
- Cell membrane
- Nucleus
- Cytoplasm
- Endoplasmic reticulum
- Golgi apparatus
- Mitochondria
- Ribosomes
- Lysosomes
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