Cells vary in size as well as shape, but all cells are very small, and basic unit of the plant body is the cell. Given these facts, what may vary in size as well as shape, but all are very small among the following options:
- keeping food fresh for long periods of time
 - disease-causing microorganisms
 - A solid geometric shape
 - Unequal radiation absorption
 - Small countries.
 - Shapewear.
 - A water well.
 - Basic units of the plant body.


 

        Basic units of the plant body. 