AP BIOLOGY

LABORATORY REVIEW

DIFFUSION AND OSMOSIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The smallest unit of a living thing
A
cell
B
tissue
C
organ
D
organ system
E
organism
Explanation: 

Detailed explanation-1: -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. Some organisms, such as bacteria or yeast, are unicellular-consisting only of a single cell-while others, for instance, mammalians, are multicellular.

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