Ch.of cell

Cell is a basic structural and functional unit of our life. It is structural because its provides structure to a body, it is functional because all the function performed by the cell on body. Cell was first discovered by Robert hooke in the year 1665 while observing a slices of cork come from the bark of the tree under the improve microscope. And Anton van leewenhoek in who discovered the first living cell. There are two type of cell plant cell and animal cell Plant cell - Have chloroplast , vaccule and has cell wall made up of cellulose. Animal cell- Have no cell wall ,less or no vacuel and have lysosomes and Centrosome On the basis of number of cell say the divided into two types first is unicellular organism (the organisms which is made up of single cell) and second is our multicellular organism(the organism which is made up of more than one cell). On the basis of type of organisation the cell are of two types one is eukaryotic(nucleus is present) and prokaryotic(instead of nucleus here nuclear is present)