Gwen Stefani is American. Her family heritage is: Italian (father) Irish, Scottish, English, Norwegian, German (mother)
Cell (biology) The cell is the structural and functional unit of all living organisms, and is sometimes called the building block of life.. Some organisms, such as bacteria, are unicellular, consisting of a single cell. Other organisms, such as humans, are multicellular, (humans have an estimated 100 trillion cells; a typical cell size is 10 Âµm, a typical cell mass 1 nanogram). The largest known cell is an ostrich egg.
Chapter 5: Homeostasis and Transport. Lesson 5.1: Cell Structures Involved in Cell Transport. It could easily be said that a cell is the fundamental unit of life, the smallest unit capable of life. or the structural and functional unit necessary for life. But whatever it is, a cell is necessary for life. Cell.