Cyclosis, pronounced /saɪˈkloʊsɪs/, is a term used in biology to describe the movement of materials within living cells. The spelling of the word is derived from the Greek term "kyklos," which means "circle," and the suffix "-osis," meaning "process." The IPA phonetic transcription of the term helps explain the pronunciation of the word, with the "sai" representing the "sigh" sound in English, followed by the "klo" sound for the "clo" in "cycle," and finally the "sis" sound for the "-sis" suffix.
Cyclosis refers to the phenomenon of cytoplasmic streaming, a process by which the movement of the cytoplasm occurs within the cells of certain organisms. It is commonly observed in plant cells, especially in large cells such as those found in the algal and fungal kingdoms. The term originates from the Greek words "kyklos" meaning "circle" and "osis" meaning "condition of."
In cyclosis, the cytoplasm inside the cell undergoes a circular or rotary movement, forming a streaming motion. This dynamic movement of the cytoplasm is facilitated by the presence of microfilaments or microtubules, which act as tracks or channels along which various cell organelles and molecules move. These microfilaments and microtubules are constantly changing their length and orientation, allowing the directional streaming of the cytoplasm within the cell.
Cyclosis plays a crucial role in the intracellular transport of various substances. It aids in the distribution of nutrients, such as glucose and amino acids, within the cell, enabling the necessary metabolic processes to occur. Additionally, it assists in the transport of organelles, such as mitochondria and vacuoles, throughout the cytoplasm. This movement ensures the proper functioning and maintenance of the cell.
Overall, cyclosis is a dynamic cellular process that allows for the efficient distribution of essential materials within the cell, contributing to its survival and proper functioning.
The partial circulation observable in the milky juice of certain plants.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "cyclosis" comes from the Greek word "kyklosis", which means "a circular movement" or "a rotation". The term is derived from the Greek word "kyklos", meaning "circle" or "wheel". "Cyclosis" is used in biology to refer to the circular movement of cytoplasm within a cell.