• Thumbnail for Contractile vacuole
    A contractile vacuole (CV) is a sub-cellular structure (organelle) involved in osmoregulation. It is found predominantly in protists and in unicellular...
    10 KB (1,304 words) - 12:50, 2 July 2024
  • Thumbnail for Vacuole
    its structure varies according to the requirements of the cell. Contractile vacuoles ("stars") were first observed by Spallanzani (1776) in protozoa,...
    17 KB (2,037 words) - 18:03, 10 June 2024
  • tissue Contractile ring in cytokinesis Contractile vacuole Muscle contraction Myocardial contractility See contractile cell for an overview of cell types...
    411 bytes (77 words) - 14:07, 9 September 2020
  • Thumbnail for Amoeba (genus)
    help of a membrane-bound organelle called the contractile vacuole. Amoeba proteus has one contractile vacuole which slowly fills with water from the cytoplasm...
    15 KB (1,662 words) - 21:46, 27 March 2024
  • Thumbnail for Amoeba
    Without a contractile vacuole, the cell would fill with excess water and, eventually, burst. Marine amoebae do not usually possess a contractile vacuole because...
    41 KB (3,651 words) - 09:23, 4 June 2024
  • Thumbnail for Cytoplasm
    2013.11.028. PMC 3956598. PMID 24361104. Taylor CV (1923). "The contractile vacuole in Euplotes: An example of the sol-gel reversibility of cytoplasm"...
    16 KB (1,887 words) - 19:33, 9 June 2024
  • contents into the contractile vacuole, thereby increasing the vacuole's osmolarity. This then causes water from the cytoplasm to enter the vacuole, until the...
    2 KB (271 words) - 06:34, 12 April 2020
  • Thumbnail for Protozoan infection
    contain two different types of vacuoles. Contractile vacuoles help to maintain osmoregulation, and phagocytic vacuoles allow select protists to ingest...
    32 KB (3,716 words) - 16:28, 15 December 2023
  • Thumbnail for Actinophryid
    deposited under the cell membrane during the encystment process. Contractile vacuoles are common in these organisms, which are presumed to use them to...
    17 KB (1,856 words) - 14:54, 11 April 2024
  • Thumbnail for Paramecium
    carried in the cytoplasm of the cell. Osmoregulation is carried out by contractile vacuoles, which actively expel water from the cell to compensate for fluid...
    29 KB (3,055 words) - 11:09, 4 July 2024