Cell wall, Biology

CELL WALL

  1. Discovered by Robert Hooke, 1665 when he saw dead empty cork cells.
  2. Bonner - studied the chemical nature of cell wall.
  3. The cell wall is a rigid & protective layer around the plasma membrane which provides the mechanical support to the cell.
  4. Cell wall present in Plants, Fungi, Prokaryotes & some protists.
  5. Absent in animal cell, mycoplasma, gametes and zoospores.
Posted Date: 10/5/2012 3:32:00 AM | Location : United States







Related Discussions:- Cell wall, Assignment Help, Ask Question on Cell wall, Get Answer, Expert's Help, Cell wall Discussions

Write discussion on Cell wall
Your posts are moderated
Related Questions
wath is sun

Define Traditional Methods of Food Processing? Because food is so important to survival and most foods remain edible for only a brief period of time, people as the initial ages

Define Important Points While Working With Autoclave? Note: Following points should be kept in mind while working with autoclave. 1. Autoclave should not be packed tightly o


Q. How do the Golgi apparatus act and the rough endoplasmic reticulum in the production and releasing of proteins? The rough endoplasmic reticulum has in its outer membrane man

Procedure for testing Presence of Vanaspati and Rancidity in Ghee? Carry out the steps enumerated herewith for conducting this exercise. For Vanaspati Checking: 1. Take 5

examples of gametes

Remove the crown for reuse - If the decision is made to remove the crown for reuse - The visibility is increased - Allowing for much easier removal of canal obstructions -

9. A simple and inexpensive screening method has been developed to identify individuals with HIV infection at routine medical check-ups. To study the sensitivity and specificity, t

Following steps must be taken: Domestic and industrial garbage should be profitably utilized. Compost pits and installation of Gobar-gas plant in rural areas must be encourag