Cells are the fundamental building blocks of life in the human body, serving as the smallest unit of structure and function. There are various types of cells, each specialized for particular roles, such as red blood cells, which are responsible for transporting oxygen, and neurons, which facilitate signal transmission throughout the nervous system. Additionally, muscle cells allow for movement by contracting and relaxing in response to stimuli. Each type of cell performs unique functions that contribute to the overall health and operation of the body as a whole.
What are Cells?
Definition: The basic unit of life in the human body.
Types of cells: e.g., red blood cells, neurons, muscle cells.
Function: Carry out specific functions like oxygen transport and signal transmission.
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