Centriole (Lat. Centrum - Center)

A centriole (from the Latin Centrum, meaning center) is a small organelle located in the cytoplasm of animal cells. It has a dark-colored, cylindrical appearance and is usually located near the cell nucleus. The centriole plays an important role in cell division processes, participating in the formation of the spindle during mitosis and meiosis.

During cell division, the centriole bifurcates, forming two centrioles that move to opposite ends of the cell. They then begin to form a spindle around themselves, promoting the separation of chromosomes and the formation of two daughter nuclei.

In addition, the centriole is also involved in the formation of basal bodies, which are the basis for the growth and development of cilia and flagella on the cell surface.

Although the centriole is not a necessary organelle for cell survival, its presence greatly facilitates the division process and ensures the accurate distribution of chromosomes between daughter cells. The centriole also plays an important role in the formation of many tissues and organs, such as cilia of the respiratory tract and gastrointestinal tract, as well as sperm in men.

In conclusion, the centriole is a small but important organelle that plays a crucial role in cell division processes and the formation of many tissues and organs. Its presence significantly increases the accuracy and efficiency of the division process, which is a necessary condition for the health and survival of the cell and the organism as a whole.