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Which list correctly aligns the levels of organisms from the least to the most complex?


A. cell → tissue → organ → system

B. system → tissue → organ → cell

C. organ → system → tissue → cell

D. tissue → organ → cell → system

Respuesta :

michaelsnoa
The answer is A

Cells are the simplest unit and systems are made up of organs that are made from tissues that are made from cells.

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