Answers

2015-07-06T10:14:23+05:30
All the cells work together and are dependent on each other.u can see this by noticing how the body system work together.
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2015-07-06T16:07:33+05:30
The level of organisation of an organism is:-
cell-tissue-organ-organ system-organism
it is bcoz each nd every individual cell performs its functions uniformly and in co-ordination ,that a complex machine like a human being works properly.
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