How molecules-atoms-cells-biosphere are related
Describe the logical order in which the concepts of molecules, atoms, cells and so on up to the biosphere are related?
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Atoms form molecules which form cells that form tissues and form organs finally form systems. Systems, in their turn, comprise individuals which form populations that compound (or biological) communities which form the biotic components of ecosystems. All ecosystems of earth make the biosphere.
Name the valve which separates the aorta from the heart? Describe the significance of that valve?
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Meaning and definition The concept of conflict, being an outcome of behaviors, is an integral part of human life. Wherever there is interaction, there is conflict. Conflict can be defined in many ways and can be considered as an expression of hostility, negative attitudes
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