11.What is a cell?
A. A cell is small organ in the body.
B. A cell is a kind of micro-organism that infects the host’s body.
C. A cell is a microscopic organism that inhabits another organism’s body.
D. A cell is the smallest unit of organism’s body that is capable of performing life function.
Answers & Comments
Answer:
D
Explanation:
The cell is the smallest structural and functional unit of living organisms, which can exist on its own. Therefore, it is sometimes called the building block of life.