Biology for IGCSE & O level - Organisation Of The Organism (Section 2 - No. 44)
Which of the following correctly represents the levels of organization in a multicellular organism, from simplest to most complex?
Cell -> Tissue -> Organ -> Organ System
Tissue -> Cell -> Organ -> Organ System
Organ -> Tissue -> Cell -> Organ System
Organ System -> Organ -> Tissue -> Cell
Explanation
Cells make up tissues, tissues make up organs, and organs make up organ systems.
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