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The levels of organization in the human body are arranged from least complex to most complex. Which is the lowest?

A.Cell

B.organ

C. Tissue

D. system​

User SIMULATAN
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2 Answers

7 votes
A is the answer cells is the least complex
User YAtOff
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2 votes

Answer: Cell.

Explanation: atoms to molecules, cells, tissues, organs, organ systems, organisms

User Crompy
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