2007-01-18 12:43:54 · 4 answers · asked by pete999 2 in Science & Mathematics ➔ Biology
Cells are the smallest living units of life.
Cells combined together to make tissues. Tissues combined together to make organs. When organs are combined, systems are created.
2007-01-18 12:49:48 · answer #1 · answered by Melissa F 5 · 0⤊ 0⤋
These are the levels of organisations in a multicelluar organisms.
The basic unit of living organism is CELL. The cells multiply and differentiate into TISSUES. The tissues,in turn, constitute specific ORGANS. The related organs are put together to constitute ORGAN SYSTEM for bringing about a particular phsiological function. Various organ systems work in co-ordination to bring about the function of Organism.
2007-01-18 23:56:51 · answer #2 · answered by Janu 4 · 0⤊ 0⤋
Did you mean cell-tissue-organ system-organism? This is the structure of higher life organisms. See reference source.
2007-01-18 12:49:48 · answer #3 · answered by sparkyboy444 3 · 0⤊ 0⤋
the cell is the smallest one, they make up the tissues. The tissues make up the organs, which make up the organ systems
2007-01-18 12:47:19 · answer #4 · answered by Anonymous · 0⤊ 0⤋