Question:

Biology Help - Cell Functions Urgent!!!?

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What happens when the wall of a cell stops working? What is the medical term? Very very very urgent!!!!!!!!

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  1. Animal cells don't have cell walls, but in a plant, the cell wall is used to keep the cell's shape and rigidity. If it stops working, water or other materials can diffuse into or out of the cell, causing it to expand and eventually burst, or shrivel up.


  2. The cell wall act as a protective wall. It allows only certain things to go in and get out of the cell. It basically let the nutrients to get in the cell.

    And the wastes of the cell are going out from there.

  3. Hey there! [Am 17 but i'll help you with what I can]

    Well as the Doc above said, animal cells do not have a cell wall, instead they're composed of a cell membrane which is composed of glycoproteins embedded in a phospholipid bi layer. This membrane regulates molecules that enter and leave the cell, by selectively mediating them. As a result, a failure of this membrane can bring about death to the cell, as pathogens that would normally be kept out now have full access to the intracellular environment. This can result in autoimmune diseases, cell failure, and even to the degree of tissue and organ atrophy. There is no one single medical term for this, as different cells have different membrane compositions however there are disorders that are caused by this deficiency on its cell membrane, in the case of erythrocytes [red blood cells] one of the is pathologically known as Ankyrin deficiency or hereditary spherocytosis (HS). HS is caracterized as a genetic disorder by which the erythrocyte membrane is clinically characterized by anemia, jaundice (yellowing) and splenomegaly (enlargement of the spleen), due to deficiency of ankyrin, a protein in the membrane of the red cell.

    In HS the erythrocytes are smaller, rounder, and more fragile than normal. The red cells have a spherical rather than the biconcave-disk shape of the normal red cell. These cells (spherocytes) are osmotically fragile  and less flexible than normal red cells and tend to get trapped in narrow blood passages, particularly in the spleen, and there they break up (hemolyze) leading to hemolytic anemia. This was just an example out of the many, if you do need a name for the atrophy of a cell membrane, your best shot should be either Cell Membrane Defiency but then again there is no actual term for it, but rather a group of disorders that can cause this. Hope this helped feel free to e-mail if you need anything else.

    Clau

  4. Haemolysis

  5. cell wall lysis???....

  6. Only plants and certain bacteria have cell walls. Animal cells have membranes which allow free passage of water but hold proteins and long chain sugars in the cell.

    Consequently there is no 'medical term' for failure of a cell wall as human cells do not possess walls.

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