Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025
Definition
In the context of anatomy and physiology, renewal refers to the process by which cells and tissues repair themselves or are replaced with new ones. This is crucial for maintaining the body's health, supporting growth, and repairing damage.
A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.
A form of programmed cell death that occurs in multicellular organisms, helping to remove old and damaged cells without causing harm to the surrounding tissue