The level of structural organization which best describes an egg is: A. a cell.
A cell can be defined as the fundamental (basic) structural, functional, and smallest unit of life, that is typically found in all living organisms such as animals.
The structure of an egg is similar to those of cells found in living organism, which are structurally layered with various cell organelles.
An egg shell is selectively permeable because it acts as an outer membrane just like in living cells to prevent unwanted materials from going into the egg.
In conclusion, the level of structural organization in animals cells can best be describe by using an egg.
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