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What is the basic unit of structure and function in a living thing?

a- cell
b- a tissue
c- an organ
d- an organ system

User Naga Botak
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2 Answers

6 votes
Cells are the most basic functioning structure within an organism
User Xcsob
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3 votes
It is A. , Cell

Since none of the other answers are the base unit and consist of cells to form itself
User Tricky
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