Typical Cell



Introduction

Cell is a structural and functional unit of living organisms; all living organisms are composed single or numerous cells. The cell is the smallest structure capable of making itself the three vital functions: nutrition, relationships, and reproduction. They are unicellular, consisting of a single cell and multi-cellular organisms, where several cells are connected to a functional unit and therefore tissue can form. Some microscopic organisms such as bacteria and protozoa, are unicellular while plants, animals and fungi are multi-cellular organisms, i.e. they consist of many cells which act in combination. The human body consists of hundreds of different cell ...