Cell_Structure_and_Functions.pptx sciences

Cell structure

1. CELL Structure and Functions By Khalid Soomro

2. Cell The  cell  (from  Latin   cella , meaning "small room“ T he basic structural, functional, and biological unit of all known  living   organisms

3. Discovery of Cell The cell was discovered by  Robert Hooke  in 1665.

4. Definition of Cell A cell is the smallest unit that is capable of performing life functions .

5. Cell Theory First developed in 1839 by  Matthias Jakob Schleiden  and  Theodor Schwann , states that ‘all organisms are composed of one or more cells, 

6. cells are the fundamental unit of structure and function in all living organisms, all cells come from preexisting cells, all cells contain the  hereditary information  necessary for regulating cell functions and for transmitting information to the next generation of cells. Cells emerged on Earth at least 3.5 billion years ago.

7. Cell Theory All living things are made up of cells. Cells are the smallest structural and functional units of all living things. All cells come from preexisting cells through cell division. This principal discarded the idea of spontaneous generation.

8. Examples of Cells Amoeba Proteus Plant Stem Red Blood Cell Nerve Cell Bacteria

9. Thank you