Which sequence best represents increasing complexity?

Which sequence best represents increasing complexity?

Answer

The following choices are provided; (1) tissues → cells → organelles → organs (2) cells → organelles → organs → organism (3) organelles → cells → tissues → organs (4) organism → cells → tissues → organelles The answer is; (3) Each organelle performs a particular function in cells. Cells are the basic unit of organisms and are complete self-sustaining life entities.  Many cells, differentiated to perform a particular function, make up a tissue (such as bone, muscle tissues). Many tissues come together to make up an organ such as the heart that is composed of cardiac tissue, nerve tissue, blood tissue, etcetera.

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