Describe what primordial cells do.

Primordial cells are a type of stem cell that have the ability to differentiate into various types of cells in the body. They play a crucial role in the development and maintenance of tissues and organs by replenishing damaged or aging cells. Primordial cells also have the potential to divide and self-renew, allowing them to continuously generate new cells throughout an individual's life. Additionally, primordial cells have been studied for their potential use in regenerative medicine and tissue engineering to treat a variety of diseases and injuries.

Primordial cells are the precursors of all cells in an organism. These cells undergo a process of differentiation to become specialised cells with different functions. Primordial cells are found in the early stages of embryonic development, and they are responsible for forming the various tissues and organs of the body. There are three main types of primordial cells: ectoderm, mesoderm, and endoderm. Ectoderm gives rise to the skin, nervous system, and sensory organs. Mesoderm gives rise to the muscles, bones, and connective tissues. Endoderm gives rise to the digestive system, respiratory system, and urinary system.